Table 3.
Characterization of carcass traits in native chickens with high, medium, and low RFI
| Items | RFI groups | SEM1 | P-value | ||
|---|---|---|---|---|---|
| High | Medium | Low | |||
| No. of birds | 25 | 25 | 25 | ||
| BW before slaughter, g | 1,018.61 | 1,034.99 | 1,058.85 | 8.76 | 0.174 |
| Carcass weight, g | 907.11 | 929.16 | 946.82 | 8.09 | 0.262 |
| Dressing percentage, % | 88.86 | 89.82 | 89.31 | 0.11 | 0.063 |
| Eviscerated percentage, % | 72.48 | 73.76 | 73.63 | 0.29 | 0.150 |
| Breast muscle weight, g | 89.49 | 90.60 | 91.23 | 0.89 | 0.708 |
| Breast muscle yield, % | 11.59 | 11.81 | 11.58 | 0.10 | 0.592 |
| Leg muscle weight, g | 138.78 | 139.70 | 140.95 | 1.78 | 0.879 |
| Leg muscle yield, % | 18.23 | 18.11 | 18.17 | 0.14 | 0.945 |
| Abdominal fat weight, g | 9.38a | 9.00b | 8.39c | 0.13 | 0.008 |
| Abdominal fat yield, % | 1.29a | 1.15b | 1.06c | 0.01 | <0.001 |
1SEM, pooled standard error of mean.
a–cMeans within a row with different superscripts letters were significantly different (P < 0.05).