Slaughter age and carcass quality of young bulls at different intensity of rearing to the same slaughter weight

Ekaikin, A.D.

Byulleten' Nauchnykh Rabot, Vsesoyuznyi Ordena Trudovogo Krasnogo Znameni Nauchno issledovatel' skii Institut Zhivotnovodstva 53: 99-102


Accession: 000747448

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Simmental bulls in 4 groups were reared to 18 months old on high plane of feeding, or were fed moderately to the same average liveweight as the first group, or were fed intensively to 12 months then moderately, or were fed moderately then changed to the high plane. Diets in winter were of hay, maize silage and concentrates and in summer green feed and concentrates. Ages at slaughter were 18, 21, 20 and 20 months and liveweight before slaughter was 493, 504, 499 and 498 kg. Carcass yield was 59.3, 56.5, 57.8 and 57.9%. Meat in half-carcass was 79.8, 78.8, 76.0 and 81.3% and fat was 7.2, 5.3, 6.7 and 6.5%.