Table 8.
Concentration of DE and ME of diets
| Diets | DE, kcal/kg | ME, kcal/kg |
|---|---|---|
| Corn-based diets | ||
| Corn-SBM | 3,627ab | 3,491ab |
| Corn-SBM + xylanase A | 3,630a | 3,504a |
| Corn-SBM + xylanase B | 3,639a | 3,495ab |
| DDGS | 3,590abc | 3,428abc |
| DDGS + xylanase A | 3,577bc | 3,435abc |
| DDGS + xylanase B | 3,561c | 3,410c |
| Wheat-based diets | ||
| Wheat-SBM | 3,564c | 3,410c |
| Wheat-SBM + xylanase A | 3,555c | 3,420bc |
| Wheat-SBM + xylanase B | 3,624ab | 3,488ab |
| Wheat middlings | 3,379e | 3,233e |
| Wheat middlings + xylanase A | 3,452d | 3,310d |
| Wheat middlings + xylanase B | 3,445d | 3,282de |
| SEM | 20.28 | 30.10 |
| P-values | ||
| Grain source | <0.001 | <0.001 |
| Fiber concentration | <0.001 | <0.001 |
| Grain source × fiber concentration | <0.001 | 0.004 |
| Xylanase | 0.117 | 0.262 |
| Grain source × xylanase | 0.030 | 0.185 |
| Fiber concentration × xylanase | 0.146 | 0.322 |
| Grain source × fiber concentration × xylanase | 0.165 | 0.504 |