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Analysis Of Growth Characteristics Using The Richards Model In Female Brown Swiss And Holstein Friesian Cattle, Bahri̇ Bayram, Ömer Akbulut, Mete Yanar, Naci̇ Tüzemen

Turkish Journal of Veterinary & Animal Sciences

Growth and development traits of female Brown Swiss and Holstein Friesian cattle born in the Research Farm of the Agricultural College at Atatürk University were estimated by the Richards growth model by using weight-age data obtained between 1987 and 1998. A, B, k and m parameters of the Richards model were 501 ± 6.88 kg, 0.6666 ± 0.0262, 0.0581 ± 0.0019/month and 4.07 ± 0.44 for Brown Swiss, and 496 ± 7.40, 0.8041 ± 0.032, 0.0515 ± 0.0028/month and 2.64 ± 0.67 for Holstein Friesian cattle. Estimated birth weight and periodic weights taken between birth and 3 years of age …