Table 1.
Diet composition (DM basis) in Exp. 1
| Treatment1 | |||||
|---|---|---|---|---|---|
| Ingredient | Control | 15:20 | 45:20 | 15:40 | 45:40 |
| Dry-rolled corn | 25.0 | 30.0 | 15.0 | 20.0 | 5.0 |
| High-moisture corn | 25.0 | 30.0 | 15.0 | 20.0 | 5.0 |
| Corn Silage | 0.0 | 15.0 | 45.0 | 15.0 | 45.0 |
| Cornstalks | 5.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| MDGS2 | 40.0 | 20.0 | 20.0 | 40.0 | 40.0 |
| Dry supplement3 | |||||
| Fine-ground corn | 3.0077 | 3.0077 | 3.0077 | 3.0077 | 3.0077 |
| Limestone | 1.4660 | 1.4660 | 1.4660 | 1.4660 | 1.4660 |
| Salt | 0.3000 | 0.3000 | 0.3000 | 0.3000 | 0.3000 |
| Tallow | 0.1250 | 0.1250 | 0.1250 | 0.1250 | 0.1250 |
| Trace Mineral premix4 | 0.0500 | 0.0500 | 0.0500 | 0.0500 | 0.0500 |
| Vitamine ADE premix5 | 0.0150 | 0.0150 | 0.0150 | 0.0150 | 0.0150 |
| Thiamine6 | 0.0116 | 0.0116 | 0.0116 | 0.0116 | 0.0116 |
| Rumensin 907 | 0.0167 | 0.0167 | 0.0167 | 0.0167 | 0.0167 |
| Tylan 408 | 0.0080 | 0.0080 | 0.0080 | 0.0080 | 0.0080 |
| Nutrient Composition 9 | |||||
| Crude Protein, % | 17.4 | 13.2 | 13.3 | 17.6 | 17.7 |
| NDF, % | 25.7 | 23.7 | 37.4 | 29.0 | 42.7 |
| Ether Extract, % | 6.2 | 4.8 | 4.5 | 6.2 | 5.9 |
| Ca, % | 0.62 | 0.65 | 0.73 | 0.65 | 0.73 |
| P, % | 0.53 | 0.42 | 0.40 | 0.54 | 0.52 |
| K, % | 0.62 | 0.62 | 0.98 | 0.76 | 1.13 |
| S, % | 0.32 | 0.23 | 0.24 | 0.33 | 0.34 |
1
15:20 = 15% Corn Silage, 20% MDGS; 15:40 = 15% Corn Silage, 40% MDGS; 45:20 = 45% Corn Silage, 20% MDGS; 45:40 = 45% Corn Silage, 40% MDGS.
2
MDGS = Modified distillers grains with solubles.
3
Supplement formulated to be fed at 5.0% of diet DM.
4
Premix contained 6.0% Zn, 5.0% Fe, 4.0% Mn, 2.0% Cu, 0.29% Mg, 0.2% I, 0.05% Co.
5
Premix contained 30,000 IU vitamin A; 6,000 IU vitamin D; 7.5 IU vitamin E per gram.
6
Premix contained 88 g/kg of thiamine.
7
Premix contained 198 g/kg monensin.
8
Premix contained 88 g/kg tylosin.
9
Based on analyzed nutrients for each ingredient.