Parameters | Treatments | SEM | p value | |||
---|---|---|---|---|---|---|
0GC | 0.75GC | 1.5GC | 2.25GC | |||
1–21 days (starter phase) | ||||||
 IBW (g) | 44.9 | 44.4 | 45.2 | 45.5 | 0.91 | 0.867 |
 DMI (g/bird/day) | 46.7 | 46.5 | 49.3 | 48.6 | 1.01 | 0.205 |
 Total feed (g/bird) | 980 | 976 | 1035 | 1021 | 21.1 | 0.205 |
 FBW (g) | 494 | 512 | 500 | 486 | 10.0 | 0.356 |
 BWG (g/bird) | 449 | 468 | 455 | 440 | 10.1 | 0.340 |
 ADG (g) | 21.4 | 22.3 | 21.6 | 21.0 | 0.48 | 0.340 |
 FCR | 2.18b | 2.08c | 2.28a | 2.32a | 0.02 | 0.000 |
 Mortality (%) | 0.00 | 5.88 | 5.88 | 0.00 | – | – |
22–42 days (finisher phase) | ||||||
 DMI (g/bird/day) | 125c | 130b | 134ab | 135a | 1.28 | 0.001 |
 Total feed (g/bird) | 2623c | 2730b | 2812ab | 2842a | 26.9 | 0.001 |
 IBW(g) | 494 | 512 | 500 | 486 | 10.0 | 0.356 |
 BWG (g/bird) | 1078bc | 1146a | 1134ab | 1066c | 17.6 | 0.028 |
 ADG (g) | 51.3bc | 54.6a | 54.0ab | 50.8c | 0.84 | 0.028 |
 FCR | 2.44b | 2.38b | 2.48b | 2.67a | 0.05 | 0.024 |
 Mortality (%) | 0.00 | 0.00 | 0.00 | 0.00 | – | – |
1–42 days (entire experiment) | ||||||
 DMI (g/bird) | 85.8c | 88.3bc | 91.6ab | 92.0a | 1.08 | 0.010 |
 Total feed (g/bird) | 3604c | 3707bc | 3847ab | 3863a | 45.2 | 0.010 |
 FBW (g) | 1572b | 1658a | 1634a | 1551b | 16.9 | 0.006 |
 BWG (g/bird) | 1527b | 1614a | 1589a | 1506b | 16.7 | 0.005 |
 ADG (g) | 36.4b | 38.4a | 37.8a | 35.9b | 0.40 | 0.005 |
 FCR | 2.36b | 2.30b | 2.42b | 2.57a | 0.04 | 0.006 |
 Mortality (%) | 0.00 | 5.88 | 5.88 | 0.00 | – | – |