Table 1.
Ingredients and chemical composition of TMR
| Diet ingredient, % (as-fed basis) | |
|---|---|
| Sorghum silage | 55 |
| Barley silage | 21 |
| Corn grain | 21 |
| Protein–mineral–vitamin premix1 | 3 |
| Chemical composition | |
| DM, % | 44.95 |
| CP, % | 12.57 |
| NDF, % | 47.59 |
| ADF, % | 30.87 |
| TDN, %2 | 64.11 |
| A, % | 7.94 |
| ADL, % | 9.30 |
| DMD, % | 65.02 |
| GE, Mcal/kg DM | 3.93 |
| ME, Mcal/kg DM3 | 2.31 |
1Soybean meal 77%, Mycosorb 0.9%, Rumensin 0.3%, Urea 8.1%, CaCO3 7.3%, NaCl 5.5%, Rovimix Feedlot 0.9%.
2TDN = Total digestible nutrients = 96.03 − (1.034 × ADF, %) (Alemu et al., 2017).
3ME, MJ/kg DM = [(TDN, %/100) × 4.4 Mcal/kg TDN] × 4.184 MJ DE/Mcal × 0.82 MJ ME/MJ DE (Alemu et al., 2017). Values are means.