Table 3. Chemical composition of feeds for broiler chickens, four feeding phases.
| Constituent (%) | STARTER | GROWER 1 | GROWER 2 | FINISHER | ||||
|---|---|---|---|---|---|---|---|---|
| C(1)a | E(2–5)b | C(1) | E(2–5) | C(1) | E(2–5) | C(1) | E(2–5) | |
| Dry matter | 86.75 | 86.67 | 87.40 | 86.68 | 88.27 | 87.46 | 87.14 | 86.83 |
| Crude ash | 4.09 | 7.28 | 4.88 | 7.52 | 7.43 | 4.86 | 7.42 | 4.93 |
| Crude protein | 22.25 | 21.75 | 21.51 | 20.46 | 18.16 | 18.65 | 18.66 | 18.75 |
| Crude fat | 4.85 | 5.16 | 6.82 | 6.27 | 6.94 | 7.27 | 7.00 | 7.50 |
| Crude fibre | 3.60 | 3.44 | 3.53 | 3.43 | 2.67 | 2.94 | 3.10 | 3.14 |
| Starch | 39.79 | 39.78 | 39.14 | 38.90 | 42.04 | 39.67 | 40.88 | 39.26 |
Notes.
a
Control group.
b
D(2–5), experimental groups; feeds were iso-caloric and iso-protein.