Table 3.
Item | Diets without xylanase | Diets with xylanase | ||||||
---|---|---|---|---|---|---|---|---|
SBM | RCM | DCM | CCM | SBM | RCM | DCM | CCM | |
Calculated nutrient content | ||||||||
CP | 19.61 | 19.92 | 19.49 | 18.86 | 19.61 | 19.92 | 19.49 | 18.86 |
NE, kcal/kg | 2,483 | 2,471 | 2,507 | 2,463 | 2,483 | 2,471 | 2,507 | 2,463 |
Ca, % | 0.80 | 0.80 | 0.80 | 0.80 | 0.80 | 0.80 | 0.80 | 0.80 |
Available P, % | 0.47 | 0.47 | 0.47 | 0.47 | 0.47 | 0.47 | 0.47 | 0.47 |
Methionine, % (SID) | 0.45 | 0.47 | 0.45 | 0.47 | 0.45 | 0.47 | 0.45 | 0.47 |
Methionine + cysteine, % (SID) | 0.74 | 0.74 | 0.74 | 0.74 | 0.74 | 0.74 | 0.74 | 0.74 |
Lysine, % (SID) | 1.35 | 1.35 | 1.35 | 1.35 | 1.35 | 1.35 | 1.35 | 1.35 |
Threonine, % (SID) | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 |
Tryptophan, % (SID) | 0.22 | 0.22 | 0.22 | 0.22 | 0.22 | 0.22 | 0.22 | 0.22 |
Phytase, FTU/kg | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 |
Xylanase, BXU/kg | — | — | — | — | 16,000 | 16,000 | 16,000 | 16,000 |
Analyzed nutrient content | ||||||||
DM | 90.38 | 90.88 | 90.82 | 91.10 | 90.60 | 91.02 | 91.34 | 90.93 |
Ash | 4.18 | 4.54 | 4.76 | 4.37 | 3.93 | 4.67 | 4.45 | 4.49 |
CP, % (N × 6.25) | 20.49 | 20.06 | 19.85 | 19.28 | 20.41 | 19.94 | 20.10 | 18.96 |
Ether extract | 5.79 | 5.47 | 6.35 | 6.33 | 5.31 | 5.89 | 5.96 | 6.10 |
Total fat | 6.74 | 6.43 | 7.35 | 7.33 | 6.27 | 6.85 | 6.96 | 7.10 |
Starch | 35.19 | 33.61 | 32.32 | 32.82 | 37.54 | 32.07 | 34.06 | 33.95 |
Sugar | 21.9 | 22.91 | 23.13 | 23.37 | 23.70 | 24.06 | 22.51 | 22.57 |
NDF | 6.80 | 10.51 | 8.02 | 10.17 | 6.84 | 10.24 | 7.90 | 10.15 |
Ca | 0.84 | 0.88 | 0.78 | 0.87 | 0.83 | 0.79 | 0.76 | 0.78 |
Total P | 0.75 | 0.65 | 0.69 | 0.75 | 0.66 | 0.71 | 0.71 | 0.71 |
Phytase, FTU/kg | 528 | 630 | 567 | 999 | 1,010 | 934 | 737 | 680 |
Xylanase, BXU/kg | <2,000 | <2,000 | <2,000 | <2,000 | 22,800 | 21,900 | 21,000 | 23,300 |
1All diets were formulated to contain the following quantities of the ileal digestible indispensable AA, %: Met, 0.39; Met + Cys 0.74; Lys, 1.35; Thr, 0.79; Trp, 0.22.