Table 3.
Apparent ileal digestibility (AID) of components in experimental diets and standardized ileal digestibility (SID) of crude protein in steeped DDGS fed to growing pigs1
| Item | Control2 | FDE-A3 | FDE-B4 | SEM | P value |
|---|---|---|---|---|---|
| AID, % | |||||
| DM | 59.0 | 58.9 | 60.5 | 2.2 | 0.794 |
| OM | 61.0 | 60.8 | 62.9 | 2.1 | 0.685 |
| NDF | 26.5 | 24.7 | 28.9 | 5.8 | 0.847 |
| ADF | 17.4 | 19.2 | 21.4 | 6.7 | 0.900 |
| Crude fat | 66.1 | 66.2 | 67.1 | 2.5 | 0.945 |
| CP | 59.9 | 59.4 | 56.3 | 2.7 | 0.450 |
| SID, % | |||||
| CP, % | 67.0 | 66.7 | 64.2 | 2.69 | 0.588 |
DDGS, distillers dried grains with solubles; FDE, fiber-degrading enzymes.
1Steeped (350 g of DDGS and 1.5 liters of water) for 24 h at 40 °C with 15 min of agitation every 40 min. Mixed with other feedstuffs prior to feeding.
2No enzymes.
3Supplied 5,500 U of xylanase and 1,050 U of β-glucanase per kg of DDGS.
4Supplied 1,200 U of xylanase, 150 U of β-glucanase, 500 U of cellulase, and 5,000 U of protease per kg of DDGS.