S A Santosa Primary Author A Susanto Primary Author N Hindratiningrum Primary Author mixed material bibliography 2019 en English

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Abstract. The aim of the study was to identify non-genetic factors that influence milk production in dairy cows at the National Center Breeding for Dairy Cattle and Forage (BBPTU HPT) of Baturraden. The data examined were 1821 production records from 699 dairy cows that had completed 1-6 lactation. Non-genetic factors studied were season, lactation period, number of lactation days and age at calving. The effect of non-genetic factors is analyzed by multiple regression. The results showed that number of days milked had highly significant effect (P NONE UPT. Perpustakaan UNIMUDA Sorong Universitas Pendidikan Muhammadiyah (UNIMUDA) Sorong P02183S My Library 2778 2021-08-14 12:18:16 2021-08-14 12:18:16 machine generated