Dorset | White Suffolk | Merino | P value | |
---|---|---|---|---|
Initial BW (kg) | 37.3 ± 1.1 | 36.7 ± 0.6 | 31.8 ± 0.9 | 0.0002*** |
Final BW (kg) | 46.8 ± 1.6 | 45.7 ± 1.0 | 40.1 ± 1.1 | 0.0016** |
Total weight gain (kg) | 9.5 ± 1.0 | 9.0 ± 0.7 | 8.3 ± 0.7 | 0.4418ns |
Av. Daily gain (g) | 194.5 ± 20.3 | 183.7 ± 14.5 | 169.0 ± 14.8 | 0.4418ns |
Pre-slaughter weight (kg)c | 47.0 ± 1.6 | 45.7 ± 1.0 | 42.2 ± 1.78 | 0.0540ns |
HCW (kg)d | 22.0 ± 0.9a | 21.3 ± 0.8a | 16.5 ± 0.9b | 0.0030** |
CCW (kg)d | 21.7 ± 0.9a | 21.0 ± 0.8a | 16.2 ± 0.9b | 0.0031** |
Dressing percentage (%) | 46.7 ± 0.8a | 46.3 ± 1.2a | 39.2 ± 1.7b | 0.0078* |
Fat thickness (mm) | 4.7 ± 0.4a | 4.3 ± 0.3a | 3.3 ± 0.5b | 0.0467* |
Body wall thickness (mm) | 16.1 ± 1.1 | 15.6 ± 0.7 | 13.8 ± 1.2 | 0.2648ns |
GR fat score (1–5) | 3.7 ± 0.3 | 3.6 ± 0.2 | 3.1 ± 0.3 | 0.3013ns |
Yield grade | 2.3 ± 0.5a | 2.1 ± 0.1a | 1.7 ± 0.8b | 0.0470* |
Rib eye area (cm2) | 15.6 ± 0.5a | 15.5 ± 0.5a | 12.3 ± 0.8b | 0.0022** |
BCTRC %e | 48.7 ± 0.2 | 49.0 ± 0.2 | 49.0 ± 0.3 | 0.5937ns |
OTHf | 109.8 ± 4.2a | 106.3 ± 3.9a | 82.5 ± 4.6b | 0.0030** |