Table 1.
Ingredient and composition (DM basis) of the basal diets used in this infusion study
| Ingredients | % | Nutrientsb | |
|---|---|---|---|
| Alfalfa | 20.90 | NEL, Mcal/kg | 1.59 |
| Chinese wildrye | 3.80 | CP, % | 15.83 |
| Corn silage | 24.60 | NFCc, % | 33.11 |
| Corn | 27.70 | NDF, % | 43.63 |
| Cottonseed meal | 3.70 | ADF, % | 25.93 |
| Soybean meal | 13.50 | EE, % | 4.03 |
| DDGS | 3.80 | Ca, % | 0.96 |
| CaHPO4 | 0.30 | Total P, % | 0.48 |
| NaCl | 0.50 | ||
| Premixa | 1.20 | ||
| Total | 100.00 |
aThe premix provided following per kilogram of diet: CuSO4 25 mg, FeSO4·H2O 75 mg, ZnSO4·H2O 105 mg, Co 0.0024 mg, Na2SeO3 0.016 mg, vitamin A 12,000 IU, vitamin D3 10,000 IU, vitamin E 25 mg, nicotinic acid 36 mg, choline 1,000 mg
bNEL in diet was calculated according to the NEL of ingredients and their percentages; concentrations of the other nutrients were measured values
cNFC = 100 – (NDF% + CP% + EE% + Ash%)