TABLE 2.
Composition and nutrient levels of experimental diets
| Item | Groups a | |
|---|---|---|
| SS | MS | |
| Ingredients (% DM) | ||
| Corn silage | 40.00 | 27.00 |
| Oat silage | 15.00 | |
| Alfalfa silage | 10.00 | |
| Wheat straw | 10.00 | |
| Alfalfa hay | 8.00 | |
| Corn | 31.00 | 20.00 |
| Wheat bran | 9.00 | 9.00 |
| Soybean meal | 3.00 | 1.00 |
| Linseed meal | 5.00 | 5.00 |
| NaHCO3 | 0.80 | 0.80 |
| CaHPO4 | 0.40 | 0.40 |
| NaCl | 0.20 | 0.20 |
| Premix b | 2.50 | 2.50 |
| Nutrient level, DM | ||
| Metabolizable energy (MJ/kg) c | 13.34 | 13.32 |
| Crude protein (%) | 12.89 | 12.86 |
| Ca (%) | 0.85 | 0.94 |
| P (%) | 0.71 | 0.76 |
| Neutral detergent fiber (%) | 32.77 | 38.89 |
| Acid detergent fiber (%) | 17.39 | 19.61 |
a
SS group: TMR with 40% single corn silage, MS group: TMR with various silage (27% corn silage, 10% alfalfa silage, and 15% oat silage).
b
Premix provided the following per kg of the diet: VA 160 KIU, VD3 50 KIU, VE 900 IU, VB1 120 mg, nicotinic acid 500 mg, Fe 1,200 mg, Cu 150 mg, Zn 1,000 mg, Mn 500 mg.
c
The metabolizable energy was calculated.