Table 2.
Least squares means (kg) and weighted pooled SE for the yields of different carcass primal cuts (with or without adjustment to common carcass weight) in animals stratified as very low, low, high, and very high on genetic merit index
| No adjustment for carcass weight | With adjustment for carcass weight | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cut | Very low | Low | High | Very high | SE | P-value | Very low | Low | High | Very high | SE | P-value |
| Topside | 22.13a | 24.16b | 26.00c | 27.91d | 0.103 | <0.001 | 23.27a | 24.26b | 25.11c | 26.20d | 0.066 | <0.001 |
| Silverside flat | 16.02a | 17.33b | 18.52c | 19.76d | 0.094 | <0.001 | 16.89a | 17.44b | 17.84c | 18.41d | 0.063 | <0.001 |
| Eye of round | 6.37a | 6.91b | 7.47c | 8.23d | 0.043 | <0.001 | 6.73a | 6.96b | 7.20c | 7.69d | 0.032 | <0.001 |
| Knuckle | 13.87a | 14.95b | 15.97c | 16.89d | 0.065 | <0.001 | 14.53a | 14.99b | 15.43c | 15.87d | 0.042 | <0.001 |
| Rump | 18.75a | 19.50b | 20.31c | 21.11d | 0.099 | <0.001 | 19.72a | 19.60ab | 19.55b | 19.62ab | 0.069 | <0.001 |
| Striploin | 15.32a | 16.44b | 17.12c | 18.05d | 0.121 | <0.001 | 16.21a | 16.55b | 16.56b | 16.82b | 0.098 | <0.001 |
| Fillet | 6.73a | 7.32b | 7.80c | 8.29d | 0.044 | <0.001 | 7.01a | 7.36b | 7.59c | 7.83d | 0.037 | <0.001 |
| Cuberoll | 12.61a | 12.87a | 13.24b | 13.53b | 0.124 | <0.001 | 13.13a | 12.97ab | 12.86ab | 12.74b | 0.109 | <0.001 |
| Bavette | 13.86a | 14.39b | 14.50b | 14.61b | 0.126 | <0.001 | 14.60a | 14.48b | 13.97c | 13.51d | 0.108 | <0.001 |
| Brisket | 15.98a | 16.86b | 17.65c | 18.68d | 0.116 | <0.001 | 16.99a | 17.01ab | 16.94a | 17.24b | 0.080 | <0.001 |
| Chuck tender | 13.31a | 13.91b | 14.54c | 15.10d | 0.080 | <0.001 | 14.06a | 13.95b | 13.98ab | 13.98ab | 0.049 | <0.01 |
| Leg of mutton and forequarter miscellaneous | 26.83a | 28.06b | 29.51c | 30.91d | 0.126 | <0.001 | 28.15a | 28.20a | 28.49b | 28.87c | 0.077 | <0.001 |
| Chuck and neck | 36.61a | 38.99b | 41.18c | 43.10d | 0.190 | <0.001 | 38.69a | 39.17a | 39.56b | 39.85b | 0.117 | <0.001 |
| Heel and shank | 11.86a | 12.61b | 13.37c | 14.03d | 0.052 | <0.001 | 12.45a | 12.67b | 12.95c | 13.19d | 0.035 | <0.001 |
| Frying | 40.58a | 43.16b | 45.20c | 47.90d | 0.289 | <0.001 | 42.89a | 43.40ab | 43.61bc | 44.41c | 0.178 | <0.001 |
| Roasting | 58.46a | 63.27b | 68.04c | 72.99d | 0.329 | <0.001 | 61.30a | 63.47b | 65.52c | 68.18d | 0.184 | <0.001 |
| Mincing | 103.67a | 109.89b | 114.58c | 120.03d | 0.818 | <0.001 | 109.48a | 109.65ab | 109.94ab | 110.27c | 0.334 | <0.01 |
a–dLeast squares means differing in superscripts differ (P < 0.05) from each other.