Table 1.
Body composition traits of F2 individuals from F1 crosses of divergent chicken lines selected for high or low growth (mean ± standard deviation)
| Trait | Male (N = 371) |
Female (N = 324) |
|---|---|---|
| Breast meat weight, g | 69.22 ± 9.54 | 58.16 ± 8.96 |
| Breast meat yield, % | 5.57 ± 0.41 | 5.82 ± 0.48 |
| Abdominal fat weight, g | 18.86 ± 11.29 | 18.52 ± 11.24 |
| Abdominal fat yield, % | 1.48 ± 0.80 | 1.80 ± 0.98 |
| Pectoralis major weight, g | 51.24 ± 7.16 | 42.86 ± 6.77 |
| Pectoralis major yield, % | 4.12 ± 0.32 | 4.29 ± 0.37 |
| Pectoralis minor weight, g | 17.94 ± 2.73 | 15.30 ± 2.45 |
| Pectoralis minor yield, % | 1.44 ± 0.14 | 1.53 ± 0.15 |
| Thigh + drumstick weight, g | 142.16 ± 18.10 | 109.48 ± 16.05 |
| Thigh + drumstick yield, % | 11.43 ± 0.39 | 10.97 ± 0.46 |