Table 1. Diets composition (as-fed basis).
| Phase 1 (0–14 days) | Phase 2 (15–35 days) | |||||||
|---|---|---|---|---|---|---|---|---|
| CON1) | LP | PLP1 | PLP2 | CON | LP | PLP1 | PLP2 | |
| Corn | 36.17 | 36.87 | 36.78 | 37.28 | 62.56 | 63..30 | 63.20 | 63.68 |
| Expeller-pressed corn | 15.00 | 15.00 | 15.00 | 15.00 | 5.00 | 5.00 | 5.00 | 5.00 |
| Lactose | 10.00 | 10.00 | 10.00 | 10.00 | 3.00 | 3.00 | 3.00 | 3.00 |
| Dehulled soybean meal | 12.14 | 11.49 | 11.50 | 11.03 | 10.36 | 9.66 | 9.68 | 924 |
| Hamlet protein | 10.00 | 10.00 | 10.00 | 10.00 | 10.00 | 10.00 | 10.00 | 10.00 |
| Plasma protein | 6.00 | 6.00 | 6.00 | 6.00 | 4.00 | 4.00 | 4.00 | 4.00 |
| Whey protein | 5.00 | 5.00 | 5.00 | 5.00 | - | - | - | - |
| Soybean oil | 1.26 | 1.26 | 1.29 | 1.28 | 0.70 | 0.69 | 0.72 | 0.72 |
| Limestone powder | 1.20 | 120 | 120 | 120 | 0..99 | 0..99 | 0..99 | 0..99 |
| Mono-calcium phosphate | 1.23 | 123 | 123 | 123 | 133 | 133 | 133 | 133 |
| Methionine | 0.15 | 0.14 | 0.14 | 0.14 | 0.12 | 0.11 | 0.11 | 0.10 |
| Lysine | 0.32 | 028 | 028 | 026 | 0.41 | 0.39 | 0.39 | 036 |
| Choline chloride | 0.10 | 0.10 | 0.10 | 0.10 | 0.10 | 0.10 | 0.10 | 0.10 |
| Zinc oxide | 0.23 | 0.23 | 0.23 | 0.23 | 0.23 | 0.23 | 0.23 | 0.23 |
| Vitamin-mineral mix2) | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 |
| Saline | 0.40 | 0.40 | 0.40 | 0.40 | 0.40 | 0.40 | 0.40 | 0.40 |
| Chromium oxide | 0.30 | 030 | 030 | 030 | 030 | 030 | 030 | 030 |
| Protease | - | - | 0.05 | 0.05 | - | - | 0.05 | 0.05 |
| Total | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 |
| Calculated value | ||||||||
| Moisture | 9.85 | 9.87 | 9.86 | 9.87 | 11.43 | 11.45 | 11.44 | 11.45 |
| Crude protein (%) | 20.60 | 20.30 | 20.30 | 20.10 | 18.88 | 18.58 | 18.58 | 18.38 |
| Crude fat (%) | 3.30 | 3.32 | 3.35 | 3.35 | 324 | 325 | 328 | 329 |
| Crude fiber (%) | 1.66 | 1.66 | 1.65 | 1.65 | 1.82 | 1.81 | 1.81 | 1.80 |
| Crude ash (%) | 6.48 | 6.45 | 6.45 | 6.43 | 5.83 | 5.80 | 5.80 | 5.78 |
| Calcium (%) | 0.79 | 0.79 | 0.79 | 0.79 | 0.69 | 0.69 | 0.69 | 0.69 |
| Phosphorus (%) | 0.62 | 0.62 | 0.62 | 0.62 | 0.61 | 0.60 | 0.60 | 0.60 |
| Lysine (%) | 1.53 | 1.48 | 1.48 | 1.45 | 1.40 | 136 | 136 | 133 |
| Methionine (%) | 0.44 | 0. 43 | 0.43 | 0.42 | 0.40 | 0.39 | 0.39 | 0.38 |
| Metabolizable energy (kcal) | 3.400 | 3.400 | 3.400 | 3.400 | 3.350 | 3.350 | 3.350 | 3.350 |
1)
CON, basal diet; LP, CON - 0.3% CP; PLP1, LP + 0.05% protease; PLP2, (CON - 0.50% CP) + 0.05% protease.
2)
Provided per kilogram of complete diet: vitamin A, 10,000 IU; vitamin D3, 2,000 IU; vitamin E,48 IU; vitamin K3, 1.5 mg; riboflavin, 6 mg; niacin, 40 mg; d-pantothenic, 17 mg; biotin, 0.2 mg; folic acid, 2 mg; choline, 166 mg; vitamin B6, 2 mg; and vitamin B12, 28 mg, Fe (as FeSO4∙7H2O), 90 mg; Cu (as CuSO4∙5H2O), 15 mg; Zn (as ZnSO4), 50 mg; Mn (as MnO2), 54 mg; I (as KI), 0.99 mg; and Se(as Na2SeO3∙5H2O), 0.25 mg.
LP, low protein; CP, crude protein.