Table 2.
Ingredients and chemical composition of basal diet during lactation (as-fed basis)
| Ingredients, % DM basis | Lactation |
|---|---|
| Corn | 56.53 |
| Wheat | 10.00 |
| Soybean meal, 43% | 20.00 |
| Wheat bran | 6.00 |
| Fish meal, 67% CP | 2.00 |
| Soybean oil | 1.00 |
| CaHPO4 | 1.30 |
| Limestone | 1.20 |
| Salt | 0.40 |
| Choline chloride, 50% | 0.15 |
| l-Lysine HCl, 78.5% | 0.28 |
| l-Threonine, 98.5% | 0.12 |
| dl-Methionine, 99.8% | 0.02 |
| Vitamin–mineral premix1 | 1.00 |
| Total | 100.00 |
| Chemical composition2 (%) | |
| Digestible energy (Mcal/kg) | 3284 |
| Crude protein | 17.37 |
| Crude fat | 9.99 |
| Crude ash | 4.28 |
| Crude fiber | 3.14 |
| Total lysine | 1.09 |
| Calcium | 0.98 |
| Total phosphorus | 0.68 |
| Available phosphorus | 0.37 |
1Vitamin–mineral premix provided the following per kilogram of basal diet: vitamin A, 12,000 IU; vitamin D3, 2,800 IU; vitamin E, 100 mg; vitamin K 3.5 mg; vitamin B1 3.5mg, vitamin B2 8.5 mg, d-biotin, 420 μg; folacin, 2.5 mg; niacin, 35 mg; d-pantothenic acid, 21 mg; vitamin B6, 3.5 mg; vitamin B12, 35 μg; copper, 10 mg; iodine, 0.21 mg; iron, 120 mg; manganese, 30 mg; selenium, 0.23 mg; zinc, 80 mg. The sources of the trace elements were CuSO4 ·5H2O, KI, FeSO4, MnSO4 ·H2O, Na2 SeO3, and ZnSO4, separately.
2 Calculated values.