Abstract
Buffalo is the important livestock in Indonesia as meat-milk productions and drought animals. This research was carried out to estimate the output of Sumbawa buffalo (Bubalus bubalis) in West Nusa Tenggara (WNT) province of Indonesia. The records data of animals population was collected from Department of Livestock and Animal Health (DLAH) of WNT Province year 2019. This study showed that calf crop, calving rate and natural increase (NI) of animals were 58.15%, 22.76% and 20.18% respectively. Hence, the NI value in Sumbawa buffaloes included of moderate category (15%<NI<30%). In addition, the total animals output at year 2018 was 24.70% (29,671 heads). The net replacement rate (NRR) in total animals was 414.42% and indicated that this population had surplus number of young animal for requirements animal replacement. Unfortunately, the average of growth rate in Sumbawa buffalo was -2.30% per year. Buffalo population in WNT province capable to produce 5,045 heads (male) and 10,703 heads (female) for seedstok. The findings in this study can be used by government and stakeholders as the basic information for monitoring Sumbawa buffaloes in the future.
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