Table 3.
Effects of dietary metabolizable energy level on the carcass quality of Chinese yellow-feathered chickens at 15 weeks of age.
| Variables | Dietary Metabolizable Energy Levels (Kcal/kg), Analyzed Content | SEM | p | ||||
|---|---|---|---|---|---|---|---|
| 2805 | 2897 | 2997 | 3095 | 3236 | |||
| Dressing percentage (%) | 89.68 | 88.93 | 88.98 | 87.89 | 88.84 | 1.01 | 0.1116 |
| Semi-eviscerated proportion (%) | 83.10 | 82.80 | 82.31 | 82.01 | 82.16 | 1.27 | 0.5329 |
| Eviscerated proportion (%) | 68.99 | 68.51 | 68.74 | 67.63 | 68.05 | 1.01 | 0.2321 |
| Breast muscle (%) | 15.60 | 14.62 | 14.95 | 15.19 | 14.23 | 0.63 | 0.0906 |
| Thigh muscle (%) | 18.87 | 19.05 | 18.42 | 19.12 | 18.89 | 1.71 | 0.9304 |
| Abdominal fat (%) | 1.10 | 0.87 | 1.29 | 1.71 | 1.63 | 0.29 | 0.0889 |
SEM = pooled standard error mean.