Table 1.
Ingredients and composition of basal diets (as-fed basis, %).
| Item | Phase 1 | Phase 2 |
|---|---|---|
| Ingredients | ||
| Corn | 37.11 | 54.41 |
| Soybean meal | 25.00 | 30.00 |
| Whey permeate1 | 25.00 | 8.00 |
| Fish meal | 4.00 | 2.00 |
| Blood plasma | 3.00 | 1.00 |
| l-Lys HCl | 0.23 | 0.12 |
| dl-Met | 0.16 | 0.06 |
| l-Thr | 0.11 | 0.02 |
| Poultry fat | 3.40 | 2.20 |
| Salt | 0.22 | 0.22 |
| Vitamin premix2 | 0.03 | 0.03 |
| Mineral premix3 | 0.15 | 0.15 |
| Dicalcium phosphate | 1.00 | 1.15 |
| Limestone | 0.60 | 0.65 |
| Total | 100.00 | 100.00 |
| Calculated composition | ||
| DM | 91.8 | 90.4 |
| ME, kcal/kg | 3,503 | 3,438 |
| CP | 21.0 | 21.2 |
| SID Lys | 1.35 | 1.20 |
| SID Met + Cys | 0.78 | 0.68 |
| SID Trp | 0.24 | 0.23 |
| SID Thr | 0.85 | 0.73 |
| Ca | 0.92 | 0.81 |
| STTD P | 0.56 | 0.40 |
| Analyzed composition | ||
| DM | 92.83 | 90.93 |
| CP | 19.71 | 19.75 |
| ADF | 2.20 | 2.42 |
| Ca | 0.75 | 0.71 |
| Total P | 0.73 | 0.69 |
SID = standardized ileal digestible; STTD = standardized total tract digestible.
1
Dairy Lac80 (International Ingredient Corporation) was used as a source of whey permeate containing (79.3 ± 0.8)% lactose.
2
Vitamin premix provided the following per kilogram of complete diet: 22,045,000 IU of vitamin A; 3,306,900 IU of vitamin D3; 66,138 IU of vitamin K; 88 mg of vitamin B12; 15,432 mg of riboflavin; 88,184 mg of niacin; 61,729 mg of d-pantothenic acid; 8,818 mg of menadione; 220 mg of biotin.
3
Mineral premix provided the following composition: 1.10% of Cu; 198.0 mg/kg of I; 11.02% of Fe; 2.64% of Mn; 198.4 mg/kg of Se; 11.02% of Zn.