An Investigation on Milk Yield and Reproductive Performance of Holstein Friesian Cows in Kocas State Farm 1. Milk Yield Traits
This research was conducted to determine the characteristics of milk yield of Holstein Friesian cows raised at Kocas state farm in Central Anatolia. The material of the research was 970 lactation records of 362 dairy cows raised from 1988 to 1995 at Kocas state farm. Statistical analysis of the records was conducted with the Minitab version 9.2 computer program. Significant differences between groups were determined by the method of Least Significant Difference (LSD). The general mean values of lactation length, lactation milk yield and 305 day milk yield were respectively 304.4±1.39 days, 4966±32.96 kg and 4784± 27.35.
Anahtar Kelimeler:
Holstein-Friesian, milk yield, lactation length, lactation milk yield, 305-day milk yield
An Investigation on Milk Yield and Reproductive Performance of Holstein Friesian Cows in Kocas State Farm 1. Milk Yield Traits
This research was conducted to determine the characteristics of milk yield of Holstein Friesian cows raised at Kocas state farm in Central Anatolia. The material of the research was 970 lactation records of 362 dairy cows raised from 1988 to 1995 at Kocas state farm. Statistical analysis of the records was conducted with the Minitab version 9.2 computer program. Significant differences between groups were determined by the method of Least Significant Difference (LSD). The general mean values of lactation length, lactation milk yield and 305 day milk yield were respectively 304.4±1.39 days, 4966±32.96 kg and 4784± 27.35.
Keywords:
Holstein-Friesian, milk yield, lactation length, lactation milk yield, 305-day milk yield,
- ISSN: 1300-0128
- Yayın Aralığı: Yılda 6 Sayı
- Yayıncı: TÜBİTAK
Sayıdaki Diğer Makaleler
Akkaraman ve sakız x Akkaraman $F_1$ kuzularda yaşama gücü, büyüme ve bazı vücut ölçüleri