Table 1.
Ingredient composition and nutritional specifications of experimental diets of two pen trials with broiler chickens.
| Ingredients and Specifications | Trial 1 | Trial 2 | |||||
|---|---|---|---|---|---|---|---|
| Starter (0–14 d) |
Grower (14–28 d) |
Finisher (28–35 d) |
Starter (0–10 d) |
Grower (10–28 d) |
Finisher (28–35 d) |
||
| Corn | kg/MT | 0.0 | 0.0 | 0.0 | 239.4 | 189.4 | 149.4 |
| Wheat | kg/MT | 560.0 | 560.0 | 600.0 | 368.1 | 478.3 | 529.5 |
| Soybean meal | kg/MT | 240.0 | 230.0 | 190.0 | 332.6 | 266.3 | 231.8 |
| Barley | kg/MT | 50.0 | 85.0 | 78.5 | 0.0 | 0.0 | 0.0 |
| Full-fat soy | kg/MT | 90.0 | 60.0 | 60.0 | 0.0 | 0.0 | 0.0 |
| Soy oil | kg/MT | 18.0 | 24.0 | 30.0 | 11.7 | 25.6 | 52.9 |
| Limestone | kg/MT | 12.5 | 12.5 | 12.0 | 9.1 | 8.1 | 8.2 |
| MCP | kg/MT | 12.5 | 10.5 | 12.5 | 0.0 | 0.0 | 0.0 |
| DCP | kg/MT | 0.0 | 0.0 | 0.0 | 23.4 | 16.4 | 12.7 |
| NaHCO3 | kg/MT | 1.5 | 1.5 | 1.5 | 0.7 | 1.4 | 0.9 |
| L-Lysine HCl | kg/MT | 4.0 | 5.0 | 4.0 | 2.8 | 3.1 | 3.2 |
| DL-Methionine | kg/MT | 4.0 | 4.0 | 4.0 | 3.3 | 2.9 | 2.5 |
| L-Threonine | kg/MT | 1.5 | 1.5 | 1.5 | 0.0 | 0.0 | 0.0 |
| Salt | kg/MT | 2.0 | 2.0 | 2.0 | 2.9 | 2.5 | 2.9 |
| Premix 1 | kg/MT | 4.0 | 4.0 | 4.0 | 5.0 | 5.0 | 5.0 |
| Phytase | FYT/kg | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 |
| AMEn | kcal/kg | 2894 | 2952 | 3000 | 2916 | 3000 | 3150 |
| Crude protein | % | 21.7 | 20.6 | 19.2 | 21.9 | 19.8 | 18.5 |
| SID Met + Cys | % | 0.95 | 0.92 | 0.9 | 0.91 | 0.83 | 0.76 |
| SID Lysine | % | 1.21 | 1.18 | 1.0 | 1.21 | 1.08 | 1.00 |
| Total Ca | % | 0.90 | 0.89 | 0.9 | 1.00 | 0.79 | 0.70 |
| Available P | % | 0.46 | 0.42 | 0.4 | 0.47 | 0.36 | 0.30 |
1 The premix of Trial 1 supplied per kilogram of diet was: vitamin A: 10,000.0 IU; vitamin D3: 2000.0 IU; vitamin E: 30.0 IU; vitamin K3: 2.0 mg; vitamin B1: 1.0 mg; vitamin B2: 5.0 mg; vitamin B6: 3.0 mg; vitamin B12: 12.0 μg; nicotinic acid: 40.0 mg; calcium pantothenate: 10.0 mg; folic acid: 1.0 mg; biotin: 0.1 mg; choline chloride: 400.0 mg; copper: 8.0 mg; iron: 60.0 mg; iodine: 2.0 mg; manganese: 70.0 mg; selenium: 0.15 mg; zinc: 80.0 mg; butylated hydroxytoluene: 4.0 mg; citric acid: 13.8 mg; sodium citrate: 0.4 mg; sepiolite: 0.4 g; calcium carbonate: 2.34 g. The premix of Trial 2 supplied per kilogram of diet was: vitamin A: 12,500.0 IU; vitamin D3: 5000.0 IU; vitamin E: 100.0 IU; vitamin K3: 5.0 mg; vitamin B1: 5.0 mg; vitamin B2: 8.0 mg; vitamin B6: 7.0 mg; vitamin B12: 0.03 μg; nicotinic acid: 100.0 mg; calcium pantothenate: 25.0 mg; folic acid: 3.0 mg; biotin: 0.3 mg; choline chloride: 500.0 mg; copper: 16.0 mg; iron: 50.0 mg; iodine: 1.0 mg; manganese: 80.0 mg; selenium: 0.2 mg; zinc: 80.0 mg.