Abstract
This study was conducted with the aim of comparing the value of the Dams Productivity Index (DPI) for weaning weight in Peranakan Ongole (PO) Cows in Wawasan and Purwodadi Dalam Villages, Tanjungsari District, South Lampung Regency. The study was conducted in November 2019 - January 2020 in Wawasan Village and Purwodadi Dalam Village, Tanjungsari District, South Lampung Regency, Lampung Province. The data used were secondary data taken from the recordings of 50 breeding cows from each village that have given birth twice. Survey method was used in this research with data sampling was done by using purposive sampling. Variables observed was date of birth, calf birth weight, calf weaning weight, weaning age, date of birth made at first parity and second parity. Result of this research showed that the Corrected Weaning Weights (CWW) in Wawasan Village (114.03 ± 10.87 kg) was higher (P <0.01) than those in Purwodadi Dalam Village (110.72 ± 10.55 kg). The average of DPI of PO cows in Wawasan Village (62.18 ± 15.57) was higher (P <0.01) than those in Purwodadi Dalam Village (51.25 ± 16.62). The top nine DPI of PO cows in Wawasan Village were B.004, C.012, B.031, C.002, C.007 and in Purwodadi Dalam Village were B.009, B.005, B.004, B.002, and B.001. 
 
 Key word : Calving interval, Dams Productivity Index, Peranakan Ongole Cow, Weaning age, Weaning weight
Highlights
Penelitian ini bertujuan untuk membandingkan nilai Indeks Produktivitas Induk (IPI) bobot sapih pada sapi-sapi Peranakan Ongole (PO) betina di Desa Wawasan dan Desa Purwodadi Dalam, Kecamatan Tanjungsari, Kabupaten Lampung Selatan
This study was conducted with the aim of comparing the value of the Dams Productivity Index (DPI) for weaning weight in Peranakan Ongole (PO) Cows in Wawasan and Purwodadi Dalam Villages, Tanjungsari District, South Lampung Regency
The study was conducted in November 2019 - January 2020 in Wawasan Village and Purwodadi Dalam Village, Tanjungsari District, South Lampung Regency, Lampung Province
Summary
Waktu dan Tempat Penelitian ini dilaksanakan di Desa Wawasan dan Desa Purwodadi Dalam, Kecamatan Tanjung Sari, Kabupaten Lampung Selatan, Provinsi Lampung pada November 2019 – Januari 2020. Bahan Penelitian Bahan penelitian yang digunakan antara lain catatan kelahiran, catatan penyapihan, catatan bobot sapih dan bobot lahir, jenis kelamin pedet, catatan umur induk saat melahirkan pertama dan kedua di desa Wawasan sebanyak 50 ekor dan 50 ekor di desa Purwodadi Dalam, yang sudah melahirkan sedikitnya dua kali dan sudah menyapih anaknya pada dua kelahiran. Data sekunder tersebut berasal dari recording (catatan) milik masing-masing peternak. Peubah yang diamati Peubah yang diamati pada penelitian ini meliputi tanggal lahir pedet, bobot lahir pedet, tanggal sapih pedet, bobot sapih pedet, tanggal lahir induk, tanggal induk melahirkan pada paritas petama dan paritas kedua
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Schedule a callMore From: Jurnal Riset dan Inovasi Peternakan (Journal of Research and Innovation of Animals)
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