Table 2.
Ingredients composition and nutrient levels of the experimental diets (%, as-fed basis).
| Ingredients | EFS | ESBM |
|---|---|---|
| Corn | 32.43 | 36.79 |
| Wheat | 20.00 | 20.00 |
| Enzyme-treated soybean meal | 0.00 | 7.00 |
| Extruded full-fat soybean | 24.00 | 12.00 |
| Whey powder | 12.00 | 12.00 |
| Fish meal | 5.00 | 5.00 |
| Soy oil | 3.01 | 3.63 |
| Dicalcium phosphate | 1.05 | 0.95 |
| Limestone | 0.48 | 0.60 |
| Salt | 0.30 | 0.30 |
| Lysine | 0.52 | 0.55 |
| Methionine | 0.09 | 0.10 |
| Threonine | 0.18 | 0.18 |
| Tryptophan | 0.04 | 0.04 |
| Valine | 0.15 | 0.11 |
| Chromic oxide | 0.25 | 0.25 |
| Vitamin-mineral premix,a no antibiotic | 0.50 | 0.50 |
| Calculated nutrient levels | ||
| Metabolized energy, kcal/kg | 3,350 | 3,350 |
| Crude protein | 18.52 | 18.51 |
| Standardized ileal digestible lysine | 1.35 | 1.35 |
| Standardized ileal digestible methionine | 0.39 | 0.39 |
| Standardized ileal digestible threonine | 0.79 | 0.79 |
| Standardized ileal digestible tryptophan | 0.22 | 0.22 |
| Standardized ileal digestible valine | 0.86 | 0.86 |
| Analyzed nutrient levels | ||
| Gross energy, MJ/kg | 17.46 | 17.45 |
| Ether extract | 5.96 | 5.40 |
| Neutral detergent fiber | 16.50 | 15.50 |
| Acid detergent fiber | 4.10 | 3.90 |
| Dry matter | 90.10 | 89.90 |
| Ash | 6.30 | 5.70 |
a
The components and contents of the premix providing nutrients for per kg feed are as follows: Vitamin A, 12,000 IU; Vitamin D3, 2,500 IU; Vitamin E, 30 IU; Vitamin K3, 30 mg; Vitamin B12, 12 micrograms; Riboflavin, 4 mg; Pantothenic acid, 15 mg; Niacin, 40 mg; Choline chloride, 400 mg; Folic acid, 0.7 mg; Vitamin B1, 1.5 mg; Vitamin B6, 3 mg; Biotin, 0.1 mg; Manganese, 40 mg; Iron, 90 mg; Zinc, 100 mg; Copper, 8.8 mg; Iodine, 0.35 mg; Selenium, 0.3 mg.
EFS, extruded full-fat soybean; ESBM, enzyme-treated soybean meal.