FEASIBILITY STUDY OF GROUPER FISH PROCESSING INDUSTRY IN JAVA ISLAND BASED ON RAW MATERIAL AVAILABILITY ANALYSIS

PT Citra Abadi Bosco Gresik is a company engaged in the manufacturing industry that management production on plywood wood. The company is long established, but for the past two years the company has received orders from a market that is strong enough in the production of plywood types so the demand for plywood is very optimal. The optimal supply of raw materials is one of the ways emphasis in production cost. This effort is able to minimize the cost of inventory which is the trend of raw materials inventory among companies. Raw material inventory levels are efficient enough, not too much so as to minimize expenses such as ordering costs, raw material storage costs, the frequency of raw materials purchases and the amount of raw material needs optimal, the point of reorder so that companies can obtain optimal benefits. To anticipate fluctuations in demand, seasonal demand and out of stock resulting in customers moving to other companies, so far the company is in demand to be able to serve customer demand in a timely manner, appropriate materials and exact amount of production. Smooth process in production, it is necessary a control system to get a minimum total cost. One is the Economy Order Quantity (EOQ) method. Predicting past data by predicting future forecasts is very influential and helpful in predicting future production figures by requiring existing data in the past. The results of the calculations performed on the forecast using the method of winter multiplicative model obtained from meranti raw materials of 1892.146 m3, melamine raw material of 3188.136 liters, resin raw material of 6064,477 liters, and raw materials gumtape of 1727.495 kg. Control of plywood raw material inventory according to EOQ method can be seen that the value of raw materials meranti large amount economical order 19 m3. Frequency of booking every year 99 times. Timing between ordering of meranti timber 3 days. Safety stock 51 m3. Reorder point 76.47 m3. Total cost of supplies is Rp.3,788,373,732. Melamine raw material large number of economical orders 152 liters. Frequency of booking every year 21 times. Intermediate time between melamine orders 17 days. Safety stock 96 liters. Reorder point 114.39 liters. Total inventory cost Rp.163.631.791. Raw material resin large amount of economic order amounted to 332 liters. Frequency of booking every year 18 times. Time between 20 days resin ordering. Safety stock 12 liters. Reorder point 47 liters. Total cost of inventory is Rp.93.732.802. Large gumtape raw material the order amount of economy 103 kg. Frequency of booking every year 16 times. The time between gumtape reservation 21 days. Safety stock of 0.699 kg. Reorder point 10 kg. Total cost of supplies Rp.35.853.476.

UMKM Aqsha is a Small and Medium Enterprise that produces oyster mushrooms in Tarakan City. In the implementation process, the inventory for oyster mushrooms has yet to use the calculation method of EOQ analysis. In this case, there might be a media shortage of raw planting materials. The objectives of the research were to (1) describe the system of controlling the inventory for oyster mushrooms planting media raw materials based on actual conditions at UMKM Aqsha, (2) analyze the system of controlling the inventory for oyster mushrooms planting media raw materials using economic order quantity analysis, buying frequency, safety stock, reorder point and maximum inventory. The technique of taking informants was conducted by selecting the key informants, namely business owners and workers who know the information needed in the research. The analysis method used economic order quantity analysis, buying frequency, safety stock, reorder point and maximum inventory. The results of the research showed that the inventory control of UMKM Aqsha required all three raw materials totaling 3,345 kg in a year, with a one-time order quantity for the three raw materials totaling 1,115 kg. The inventory control implemented by UMKM Aqsha was not optimal yet and also has not yet implemented a reorder point. So that it was not possible to prevent a shortage of the three raw materials during the production process. EOQ analysis was given an optimum order for all three materials with 1,655.9 kg of raw materials, no safety stock for all three materials, a reorder point for all three materials with 526,17 kg of raw materials, and for the maximum inventory for all three materials with 1655.9 kg of raw materials.

This research aims to investigate the inventory management of soybean raw materials implemented at the Tofu Plosokandang Factory, in order to ascertain the optimal quantity of orders for cost-effective procurement of soybean raw materials at the said factory. The analytical approach employed in this research includes Economic Order Quantity, Purchase Frequency, Safety Stock, Reorder Point, and Total Inventory Cost. Findings from the study reveal that the procurement of cost-effective raw materials utilizing the EOQ method is more efficient, amounting to 8,330 kg through 5 orders annually, incurring inventory expenses of Rp957,966. In contrast, the company's current policy of 24 orders per year for a total of 1,750 kg results in costs of Rp2,380,625. A comparison between the two approaches illustrates a cost efficiency of Rp1,422,659. Moreover, establishing a safety stock of 4,100 kg is recommended to streamline the production process, alongside initiating a reordering process (Reorder Point) when raw material stocks reach 4,346 kg to prevent any potential delays in the supply of raw materials. Keywords: Control; Inventory; Raw Materials; EOQ Abstrak Penelitian ini dilakukan untuk memastikan pengelolaan persediaan bahan baku kedelai yang dilaksanakan di Perusahaan Pabrik Tahu Plosokandang, dalam rangka menetapkan kuantitas optimal untuk pemesanan bahan baku kedelai di pabrik tersebut. Metode analisis yang digunakan dalam penelitian ini terdiri dari Kuantitas Pesanan Ekonomi (Economic Order Quantity), Frekuensi Pembelian, Stok Keamanan (Safety Stock), Titik Pemesanan Ulang (Reorder Point), dan biaya persediaan keseluruhan. Hasil dari penelitian ini adalah rata-rata pengadaan bahan baku yang paling hemat biaya menggunakan teknik EOQ berjumlah 8.330 Kg dengan 5 pesanan per tahun, menimbulkan biaya persediaan sebesar Rp957.966. Sebaliknya, kebijakan perusahaan saat ini melibatkan 24 pesanan tahunan masing-masing 1.750 Kg, menghasilkan biaya persediaan sebesar Rp2.380.625. Perbandingan antara kedua pendekatan ini mengungkapkan efisiensi biaya sebesar Rp1.422.659. Selain itu, disarankan untuk mempertahankan Safety Stock sebanyak 4.100 Kg untuk mengoptimalkan proses produksi dan memulai pemesanan ulang ketika persediaan bahan baku mencapai 4346 Kg untuk mencegah potensi gangguan rantai pasokan. Kata kunci: Pengendalian; Persediaan; Bahan Baku; EOQ

The purpose of this study was to determine the control of raw material supplies for the smooth production process at Pelita Hidup Kobar Village Owned Enterprises (BUMDES). The method used in this research is descriptive quantitative. Data collection techniques used in this research are through observation, interviews, documentation and literature study. Data analysis techniques in this study for raw material inventory control use the Economic Order Quantity (EOQ), Safety Stock (SS) and Reorder Point (ROP) methods. The results of the study showing that, controlling the supply of raw materials at Pelita Hidup Kobar Village Owned Enterprises (BUMDES) is not optimal. Where, inventory calculations with the BUMDES Pelita Hidup policy show that orders are made 24 times in one year with an average number of purchases of 74 kg of cocoa by issuing an inventory cost of IDR 641,921. Meanwhile, using the Economic Order Quantity (EOQ) method shows that the most economical number of orders for cocoa raw materials is 279 kg of cocoa with 6 orders in one year and only spends an inventory cost of Rp. 308,620. This means that the inventory costs incurred by BUMDES Pelita Hidup are greater than the inventory costs using the EOQ method. BUMDES Pelita Hidup Coklat Kobar has not implemented Safety Stock or safety stock and Reorder Point in its policies, resulting in a shortage of cocoa raw material supplies which resulted in the production process not running smoothly. According to the EOQ method, a safety stock of 322 kg of cocoa raw material must remain at BUMDES Pelita Hidup and must place an order again (ROP) for cocoa raw material when the raw material is at the point of 35 kg of cocoa. Orders must be made before the supply of cocoa raw materials in the warehouse runs out.

The purpose of this study was to analyze the supply of raw materials for the Tempe Risky business in Serumbung Village, North Bengkulu Regency. The analytical method used is Economical Order Quantity (EOQ), Total Cost (TC), Re Order Point (ROP), and Safety Stock (SS).
 The results showed that to meet the need for raw material supplies of 336 sacks during the research period, from January 2021 to December 2021 (2021), the number of purchases that were Economical / EOQ of soybean raw materials had to be carried out by the Tempe Risky Business in Serumbung Village. North Bengkulu Regency is a total of 6 sacks per order with a frequency of 56 orders in one period from January 2021 to December 2021. Reordering or Re-Order Point (ROP) can also be determined, namely reordering should be done when the inventory is in warehouse as much as 4 sacks, with a lead time of 2 days so as not to hamper the company's production process. Total Cost can also be determined, namely the total cost of raw material inventory Rp. 55,456,650, - so that it can save on inventory costs of Rp. 163.643.350,- Safety Stock (SS) of 2 sacks that must be in the warehouse, this is intended so that there is no shortage of soybean raw materials if there is a delay in the delivery of raw materials.

The production process is a core activity of a company. Production can run smoothly. Agricultural raw materials which are input from the production process are available as needed. The availability of raw materials cannot be separated from planning and control. With the supply of raw materials, the company can meet consumer demand. The raw material inventory system in a company is a part that plays a very important role for a company engaged in manufacturing, in this section it acts as the procurement of raw materials needed by the production process. The high frequency of purchases can result in the large cost of supplies being incurred by the company. This study aims to see the analysis of raw material inventory using the Economic Order Quantity (EOQ) method to increase efficiency in the total cost of inventory. The EOQ method is supported by a Reorder Point (ROP) and Safety Stock. By using EOQ, ROP, and Safety Stock, the company will see the number of orders that must be made, the point of reorder and the amount of safety stock. The total inventory cost was Rp. 3,193,000, 1 roll of Safety Stock and 2 rolls of Reorder Points for 15mm UNP raw materials and Rp. 3,843,600, 2 rolls of Safety Stock and 3 rolls of Reorder Points for 5mm Woll raw materials.Keywords: Production Process, Raw Material, EOQ, Safety Stock, Reorder Point.

Garlic Sofie Localfood is one of the businesses engaged in agro-industry that utilizes garlic as the main raw material. Sofie Localfood's fried garlic products still have difficulty in regulating the production process, due to delays in ordering raw materials, so SMEs buy raw materials elsewhere and require more costs and sometimes the raw materials are not as expected. Raw materials are one of the most important production factors because they support the smooth running of the production process. This study aims to find out how much economic raw material purchases (EOQ) for the supply of raw materials to SMEs Sofie Localfood, to find out how much safety stock (Safety Stock) to SMEs Sofie Localfood, to find out when is the right time for SMEs Sofie Localfood to do reordering (ROP) of raw material inventory, and to find out the total inventory cost (TIC) of raw materials at UKM Sofie Localfood, This research was conducted at UKM Sofie Localfood on Jalan Zebra IV, Lorong 1 No. 5 Palu City. The selection of this location was done purposively, with the consideration that Sofie Localfood is one of the businesses that produces garlic as the main raw material for making tempeh in Palu City. This research was conducted from April to June 2021. Respondents are owners and employees of UKM Sofie Localfood who were selected as sources of information in the study, the total number of respondents is 3 people. Based on data to be obtained from Sofie Localfood's business regarding raw material inventory management issues tempe, the data analysis used is Economic Order Quantity (EOQ), Safety Stock (Safety Stock), reorder (ROP) and total inventory cost (TIC). The results of this study indicate that the management of raw material inventory at SMEs Sofie localfood using the (Economic Order Quantity) method in JanuaryDecember 2020 an average of 31.17 kg/month. Safety stock (Safety Stock) of raw materials that is always available at UKM Sofie Localfood is 14.92 kg/month. The reorder point (reorder point) that SMEs Sofie Localfood must make in April-June 2021 is an average of 77.26 kg/month. The total cost of raw material inventory for garlic in the UKM Sofie Localfood is an average of Rp.58.157.86/month.

The purpose of this study is to find the optimal raw material inventory of a company if it is calculated using the EOQ method. (case study at Pt. Budi Strach & Sweetener, Tbk). The data used in this study were taken from the company's books and from interviews with the HRD personnel of Pt. Budi Strach & Sweetener, Tbk in 2021. The data used in this study are: purchase data, usage data, purchase frequency, raw material inventory data, cassava raw material ordering data, raw material storage cost data. The analysis was carried out using the EOQ formula, safety stock, reorder point, total cost, purchase frequency. The problem in this research is Pt. Budi Strach & Sweetener, Tbk in its production experience a shortage of raw materials every year because the supply of raw materials in the field is uncertain, so here the author tries to apply the Economic Order Quantity (EOQ) method to minimize various aspects in the procurement of raw material supplies. The results of this study indicate that: Control of raw materials Economic Order Quantity (EOQ) method is considered more efficient and optimal, it is proven that there is a decrease in inventory costs of Rp. 3,219,502. Judging from the company's policy, the optimal purchase of raw materials according to company policy is 1,353,378 Kg with a purchase frequency of 24 times, while according to the policy of the EOQ Method, the purchase of raw materials is 1,813,140 Kg with a purchase frequency of 18 times a year. Total Safety Stock according to EOQ policy is 15,954 Kg. Re-Order Point (Re-Order Point) according to the policy of the EOQ Method is 376,854,444 Kg. The analysis shows that the use of the EOQ method in controlling cassava raw materials at Pt. Budi Strach & Sweetener, Tbk is considered effective and efficient

This study aims to find out how the batik production process and batik raw material inventory control in UKM Santi Batik using the EOQ (economic order quantity) method, safety stock, reorder point and total cost. . In this study, researchers used a descriptive-comparative method with a quantitative approach and used primary data collection techniques in the form of a questionnaire specifically for UKM Santi Batik. The data analysis technique used is the approah formula, namely the method of determining the number of economic orders by reducing them in the formulas. The results of the research and discussion can be concluded that the EOQ (economic order quantity) method is more effectively used in raw material inventory control than the existing policies in UKM Santi Batik. Because UKM Santi Batik has not used optimal raw material inventory control, namely only using estimates in purchasing batik raw materials. In addition, by using safety stocks, UKM Santi Batik can avoid shortages of raw materials in production, reorder points so that UKM Santi Batik knows when to buy raw materials again and obtain them with minimum total inventory costs.

The application of the Economic Order Quantity (EOQ) method in managing raw material supplies for Pempek Isti, a micro, small, and medium enterprise (MSME) specializing in Palembang's culinary specialty, Pempek. The study reveals that the current raw material supply management is inefficient, leading to frequent shortages or excess orders, resulting in additional costs and inefficiencies. To tackle this issue, the study proposes the implementation of the EOQ analysis to minimize inventory costs and maximize profits. The research focuses on determining the optimal order quantities for three key raw materials: ikan tenggiri, sago flour, and eggs. After conducting the EOQ analysis, the study identifies the optimal order quantities as 37kg for mackerel fish, 44kg for sago flour, and 7kg for eggs. Furthermore, the study calculates the reorder points for each raw material based on the EOQ method, resulting in 8.36kg for mackerel fish, 8.19kg for sago flour, and 3.23kg for eggs. By implementing the EOQ method, Pempek Isti MSME can accurately estimate the required quantities of raw materials for Pempek production throughout the year. The calculations consider safety stock and lead time, enabling the determination of reorder points and maximum order quantities for each raw material. This information serves as a valuable reference for effectively managing the MSME's raw material supply chain. Overall, the application of the EOQ method is crucial in ensuring an efficient supply chain for Pempek Isti MSME. By implementing proper planning, control, and supervision of raw materials, the company can minimize costs, prevent stockouts, and avoid excessive inventory. This study provides valuable insights into optimizing inventory management, particularly in the context of MSMEs operating in the culinary industry.

This study aims to analyze the optimal usage volume of iron raw plates required by PT. Misitama for the period of 2017. PT. Misitama is a company engaged in the field of tank manufacturing industry for the needs of manufacturing and mining industries. The study analyzed the total cost of Iron Iron raw material supply which must be used by PT. Misitama during 2017, analyzing reorder point, safety stock and raw material inventory control using EOQ method. The data used is the data of September 2017 - October 2017. The data used is secondary data derived from corporate data. The results show that the amount of raw material purchases during 2017 if using the EOQ method becomes lower. The optimal purchase of raw materials to be done by the company in 2017 is 14.8 m2 with the frequency of ordering to be done as much as 8 times. The quantity of safety stock (Safety Stock) that must be available in warehouse of 7 m2 and reorder point (reorder point) EOQ that is when the warehouse inventory is only 8.88 m2. Total inventory cost for production process issued by PT. Misitama by using EOQ method becomes smaller than the total cost of previous inventory.

Raw material inventory management control system is important in planning production needs. This study discusses the comparison between raw material inventory control using the EOQ method with company policies. Inventory control will incur costs including ordering costs, purchasing costs, maintenance costs, and storage costs. This study aims to analyze the optimal amount of peanut sugar raw material needed by Wardah Home Industry per 2019 period, the total cost of peanut sugar raw material inventory that must be incurred by Wardah Home Industry, the right time to reorder peanut sugar raw materials, large the ideal stock security that Wardah Home Industry must provide for the 2019 period. This research was conducted using descriptive research with a quantitative approach. The results show that the calculation using the EOQ method can help save the company's costs compared to the policies carried out by the company. Calculations carried out include calculating the frequency of purchasing raw materials, quantity of safety stock (safety stock), reorder time (reorder point), and calculation of total inventory cost (total inventory cost).

Inventories have an important role in business operations. In fact, problems in controlling inventory is the most important thing we've come across in any company. Inventories have enormous influence for a smooth production process. PT Ima Montaz Sejahtera (PT IMS) is one of the companies engaged in the manufacture beverage Bottled Drinking Water. PT IMS is distributes its products throughout NAD. The main raw material used was water purchased from PT. PIM. The company ordered a bottle of the product medium, glass cup on products, lids, labels and cartons were booked from Medan which become relationship with them. But in reality, the bottle material is not always available because raw material ordering is not efficient, thus inhibiting the production process and increase the use of cost. In the years 2015-2016 from September to August happens 18 times a monthly ordered are ordering frequency from 1 to 2 orders with the amount of raw materials that different every month. Based on preliminary research shows that ordered data in September, October, November, December, January and February each performed two times ordered, while March, April, May, June, July and August each time is 1 ordered. Additionally in 2015 there were eight times the idle time in the production department Bottleline due to the absence of Safety Stock thus automatically no production activities in the production department Bottleline to incur losses for the company. Based on this it needs to be analyzed at the company's inventory control. The results showed that the frequency of the purchasing of raw materials by using the EOQ method which is 3 times the total cost of supply of raw materials companies amounted to Rp12,041,404. Where the company must hold safety stock to expedite the process of production by the number of 407.685 bottles, with reorder point of 362.961 bottles.Keywords: Inventory, Economic Order Quantity (EOQ), Reorder Point, Safety stock

Manufacturing companies often provide supplies of raw materials so that the production process runs smoothly. Initial observations on halal frozen food businesses that use chicken and shrimp as the main ingredients show that material procurement activities are carried out daily and materials are purchased more when prices on the market are down. The company’s historical data shows a shortage of chicken raw material supplies in April due to increased demand, while raw material supplies were insufficient, and raw material prices tended to be high. This research was conducted to measure the performance of raw material inventory at halal frozen food companies using the inventory turnover rate, inventory days of supply, and fill rate methods and to calculate the optimal amount of raw material inventory with EOQ, safety stock, and reorder point (ROP). The inventory turnover rate calculation for chicken raw materials shows the best value in June 2022 of 68.35, the results of the analysis of the best inventory turnover rate for shrimp raw materials in March 2022 are 68.79. The calculation of inventory days of supply for chicken raw materials shows the best value in December 2022 of 0.98 days, calculation of inventory days of supply for shrimp shows the best value in February 2023 of 0.91 days. The fill rate is 100%. The research results show that inventory performance in the halal frozen food business is good. To avoid raw material shortages in the future, companies can use the Economic Order Quantity guide in ordering raw materials.

MSMEsTandi's Bakery produces never stop every day. Therefore, inventory control has a very important position. At Tandi's bakery there are often stock outs and the determination of the Reorder Point is erratic. This study aims to determine the number of orders in the next 1 year using Ordinary Least Square (OLS) and to determine the optimal number of orders that must be issued by business actors, to find out when reorders must be made (ROP), and the application of the EOQ and OLS methods in Tandi's Bakery to optimize inventory costs. This type of research is descriptive in terms of data used primary and secondary data in the form of analysis related to the supply of raw materials for bread. The results showed that the sales of bread in the next 1 year amounted to87,868 pcs of bread according to the OLS method. The optimal purchase amount for Tandi's Bakery raw materials uses the EOQ method in the 2021/2022 period, namely 256 kg of flour, 55 kg of butter and 113 liters of liquid milk while in the previous period 291 kg of flour, 48 kg of butter and 69 liters of liquid milk. The frequency of orders using the EOQ method in the 2021/2022 period, namely 8 times flour, 4 times butter and 6 times liquid milk, while the order frequency for the previous period was 9 times flour, 4 times butter and 4 times liquid milk. The total inventory cost (TIC) using the EOQ method for the 2021/2022 period is as follows: Flour Rp. 255,148, Butter Rp. 135,417 and liquid milk of Rp. 174,006 while the previous period, namely flour, amounted to Rp. 891,032, Butter Rp. 870,670, liquid milk of Rp. 869,954. The exact time to reorder the reorder point (ROP) according to the EOQ method in the 2021/2022 period is 74,909 kg of flour, 8,438 kg of butter and 22,476 liters of liquid milk. In the previous period flour 97.129 kg, butter 6.387 kg and liquid milk 8.998 liters.