Table 1.
Composition of basal diets (Exp. 1; as-fed basis).
| Item | Nursery 1 | Nursery 2 |
|---|---|---|
| Ingredient, % | ||
| Corn, yellow dent | 38.5 | 47.6 |
| Soybean meal, 48% CP | 23.0 | 26.0 |
| Whey permeate | 21.0 | 13.0 |
| Blood plasma (porcine) | 5.0 | 2.0 |
| Poultry meal | 5.0 | 5.0 |
| Fish meal | 3.0 | 2.0 |
| L-Lys HCl | 0.38 | 0.35 |
| DL-Met | 0.20 | 0.15 |
| L-Thr | 0.12 | 0.10 |
| Dicalcium phosphate | 0.20 | 0.45 |
| Limestone | 0.78 | 0.75 |
| Mineral premix 1 | 0.15 | 0.15 |
| Vitamin premix 2 | 0.03 | 0.03 |
| Sodium chloride | 0.22 | 0.22 |
| Zinc oxide | 0.25 | 0.25 |
| Poultry fat | 2.20 | 2.00 |
| Calculated composition | ||
| ME, Mcal/kg | 3.42 | 3.41 |
| SID 3 Lys, % | 1.50 | 1.35 |
| SID Met + Cys, % | 0.82 | 0.74 |
| SID Thr, % | 0.89 | 0.79 |
| SID Trp, % | 0.26 | 0.22 |
| Ca, % | 0.86 | 0.81 |
| STTD 4 P, % | 0.46 | 0.41 |
| Analyzed composition | ||
| Dry matter, % | 92.95 | 92.47 |
| Crude protein, % | 22.22 | 22.26 |
| Ca, % | 0.85 | 0.76 |
| P, % | 0.64 | 0.65 |
| NDF 5, % | 7.15 | 6.77 |
| ADF 6, % | 2.63 | 3.66 |
1 The trace mineral premix supplied the following per kg of complete diet: 16.5 mg of Cu as CuSO4, 0.3 mg I as ethylenediamine dihydriodide, 165 mg of Fe as FeSO4, 40 mg of Mn as MnSO4, 0.3 mg of Se as Na2SeO3, and 165 mg of Zn as ZnO. 2 The vitamin premix supplied the following per kg of complete diet: 8433 IU of vitamin A, 1202 IU of vitamin D3 as activated animal sterol, 48 IU of vitamin E, 4.0 mg of vitamin K as menadione dimethylpyrimidinol bisulfate, 6.0 mg of riboflavin, 36.2 mg of niacin, 24.1 mg of d-pantothenic acid as calcium pantothenate, 1.8 mg of folic acid, 0.24 mg of d-biotin, 0.031 mg of vitamin B12. 3 SID: Standardized ileal digestibility. 4 STTD P, standardized total tract digestible phosphorus. 5 Neutral detergent fiber. 6 Acid detergent fiber.