Table 6.
Broiler growth performance on starter, grower, finisher, and overall experimental period among the two dietary treatments (Control; CON and carotenoid extract from Citrus reticulata included in soluble starch; CCE).
| Dietary Treatment | ||||
|---|---|---|---|---|
| CON | CCE | SEM | Significance | |
| Initial BW (g) | 44.08 | 44.09 | 0.54 | 0.980 |
| Day 1–10 | ||||
| BW (g) | 276.9 | 288.2 | 13.74 | 0.441 |
| AFI (g) | 288.7 | 290.1 | 10.88 | 0.906 |
| Day 11–24 | ||||
| BW (g) | 1229 | 1261 | 34.79 | 0.386 |
| AFI (g) | 1195 | 1215 | 29.28 | 0.525 |
| Day 25–42 | ||||
| BW (g) | 2976 | 3056 | 100.50 | 0.456 |
| AFI (g) | 2722 | 2787 | 118.40 | 0.603 |
| Day 1–42 | ||||
| AFI (g) | 4205 | 4292 | 148.40 | 0.582 |
| FCR | 1.43 | 1.41 | <0.001 | 0.450 |
| Mortality (%) | 0 | 0 | - | - |
| Carcass yield (%) | 75.81 | 76.47 | 0.655 | 0.093 |
| Spleen (% of BW) | 0.094 | 0.083 | 0.011 | 0.241 |
| Liver (% of BW) | 1.59 | 1.54 | 0.048 | 0.467 |
| Bursa of Fabricius (% of BW) | 0.071 | 0.060 | 0.011 | 0.105 |
Final BW: final body weight; FI: feed intake; FCR: feed conversion ratio (g feed/g gain); and SEM: pooled standard error of means. The spleen, liver, and bursa of Fabricius are expressed as a percentage of final body weight (g/100 g body weight).