Table 1.
Ingredient and chemical composition of basal diet
| Item | Content (g/kg) |
|---|---|
| Ingredient | |
| Concentrate1) | 333.5 |
| Cottonseed | 37.9 |
| Beet pulp, pellet | 32.8 |
| Premix2) | 1.8 |
| Corn silage | 453.2 |
| Oat grass | 140.8 |
| Chemical composition3) | |
| NEL (Mcal/kg) | 1.7 |
| Crude protein | 175.0 |
| Ether extracts | 25.0 |
| Neutral detergent fiber | 311.0 |
| Acid detergent fiber | 151.0 |
| Calcium | 6.6 |
| Phosphorus | 2.8 |
NEL, net energy for lactation.
1)
The concentrate was from Shanghai Bright Holstan Co., Ltd. It contained 158.3 mg/kg corn, 35.3 mg/kg soybean meal, 52.9 mg/kg soybean hull, 54.9 mg/kg dried distillers grains with solubles, 16.7 mg/kg brewer’s grain, 2.2 mg/kg sodium chloride, 3.5 mg/kg calcium carbonate, 4.4 mg/kg calcium hydrophosphate, 3.3 mg/kg sodium bicarbonate.
2)
The premix per kilogram diet contained 3,000 IU vitamin A, 31,400 IU vitamin D, 30 IU vitamin E, 100 mg iron, 10 mg copper, 35 mg zinc, 20 mg manganese, 0.3 mg iodine, 0.1 mg selenium, 0.08 mg cobalt.
3)
NEL was calculated and others were measured.