Table 1.
Dietary ingredients, and analyzed and calculated nutrients of the rearing diets (g/kg, as-fed basis).
| Breeder 1 |
Breeder 2 |
Breeder 3 |
|||||
|---|---|---|---|---|---|---|---|
| (23 to 34 wk) |
(35 to 46 wk) |
(47 to 60 wk) |
|||||
| Item | Pre breeder | CPh1 | CPl | CPh | CPl | CPh | CPl |
| Ingredient | |||||||
| Corn | 683.6 | 650.0 | 665.7 | 660.0 | 694.4 | 685.2 | 719.1 |
| Soybean meal | 78.7 | 144.3 | 104.1 | 119.0 | 76.6 | 93.8 | 47.5 |
| Sunflower meal | 100.0 | 65.0 | 55.0 | 65.0 | 55.0 | 65.0 | 55.0 |
| Wheat bran | 96.0 | 36.5 | 69.6 | 45.0 | 65.0 | 45.0 | 68.6 |
| Palm oil | 2.0 | 1.2 | – | 8.0 | 1.1 | 7.3 | – |
| Soya oil | – | 15.1 | 14.5 | 9.5 | 9.8 | 7.1 | 7.4 |
| Limestone | 11.6 | 39.3 | 37.7 | 44.9 | 43.2 | 47.9 | 46.2 |
| Chalk | 10.0 | 30.0 | 32.0 | 30.0 | 32.0 | 30.0 | 32.0 |
| Monocalcium phosphate | 5.2 | 6.0 | 6.2 | 5.6 | 6.0 | 5.3 | 5.7 |
| Salt | 2.7 | 3.0 | 2.6 | 2.9 | 2.4 | 2.8 | 2.2 |
| Sodium carbonate | 2.7 | 2.3 | 2.9 | 2.4 | 3.1 | 2.6 | 3.4 |
| Premix2 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 |
| Curb | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 |
| L-Lysine | 0.7 | 0.1 | 1.4 | 0.4 | 1.8 | 0.8 | 2.3 |
| DL-Methionine | 0.8 | 1.2 | 1.6 | 1.2 | 1.6 | 1.1 | 1.5 |
| L-Threonine | – | – | 0.5 | 0.1 | 0.7 | 0.1 | 0.9 |
| L-Tryptophan | – | – | – | – | 0.1 | – | 0.2 |
| L-Arginine | – | – | – | – | 0.6 | – | 1.0 |
| L-Isoleucine | – | – | 0.2 | – | 0.5 | – | 0.7 |
| L-Valine | – | – | – | – | 0.1 | – | 0.3 |
| Calculated content | |||||||
| AMEn (kcal/kg) | 2,800 | 2,800 | 2,800 | 2,800 | 2,800 | 2,800 | 2,800 |
| CP | 142.5 | 150.0 | 135.0 | 140.0 | 125.0 | 130.0 | 115.0 |
| Dig. Lys | 5.1 | 5.7 | 5.7 | 5.3 | 5.3 | 5.0 | 5.0 |
| Dig. Met+Cys | 5.1 | 5.5 | 5.5 | 5.2 | 5.2 | 4.9 | 4.9 |
| Dig. Thr | 4.2 | 4.6 | 4.5 | 4.3 | 4.3 | 4.0 | 4.0 |
| Dig. Trp | 1.4 | 1.5 | 1.3 | 1.4 | 1.2 | 1.3 | 1.2 |
| Dig. Ile | 4.8 | 5.4 | 4.8 | 4.9 | 4.6 | 4.5 | 4.3 |
| Dig. Val | 5.7 | 6.1 | 5.4 | 5.7 | 5.0 | 5.2 | 4.7 |
| Dig. His | 3.2 | 3.4 | 3.0 | 3.2 | 2.7 | 2.9 | 2.5 |
| Dig. Phe | 6.0 | 6.6 | 5.7 | 6.1 | 5.2 | 5.6 | 4.6 |
| Dig. Gly | 5.1 | 5.2 | 4.6 | 4.8 | 4.2 | 4.5 | 3.8 |
| Dig. Ser | 5.6 | 6.1 | 5.4 | 5.7 | 4.8 | 5.2 | 4.3 |
| Na | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 |
| K | 7.0 | 7.0 | 6.4 | 6.6 | 5.9 | 6.1 | 5.3 |
| Cl | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 |
| DEB (mEq) | 192 | 192 | 178 | 182 | 163 | 169 | 150 |
| Calcium | 12.0 | 30.0 | 30.0 | 32.0 | 32.0 | 33.0 | 33.0 |
| Total phosphorus | 5.3 | 4.8 | 4.8 | 4.6 | 4.6 | 4.5 | 4.5 |
| Available phosphorus | 3.2 | 3.2 | 3.2 | 3.1 | 3.1 | 3.0 | 3.0 |
| Linoleic acid | 15.7 | 22.0 | 22.0 | 20.0 | 20.0 | 19.0 | 19.0 |
| Analyzed content | |||||||
| CP | 137.0 | 149.6 | 136.6 | 137.9 | 124.4 | 127.0 | 112.8 |
| Lysine | 6.33 | 6.78 | 6.82 | 6.16 | 6.17 | 6.04 | 5.93 |
| Meth+Cyst | 5.47 | 5.96 | 5.88 | 5.66 | 5.79 | 5.45 | 5.39 |
| Threonine | 4.99 | 5.51 | 5.42 | 5.18 | 5.12 | 4.81 | 4.77 |
| Tryptophan | 1.64 | 1.72 | 1.51 | 1.60 | 1.44 | 1.43 | 1.32 |
| Arginine | 9.01 | 9.90 | 8.76 | 9.00 | 8.09 | 8.28 | 7.50 |
| Isoleucine | 5.29 | 6.13 | 5.53 | 5.51 | 5.07 | 5.03 | 4.72 |
| Leucine | 11.71 | 13.23 | 11.94 | 12.09 | 10.76 | 11.43 | 9.98 |
| Valine | 6.60 | 7.22 | 6.45 | 6.59 | 5.78 | 6.14 | 5.47 |
| Histidine | 3.65 | 3.96 | 3.58 | 3.65 | 3.19 | 3.41 | 2.92 |
| Phenylalanine | 6.62 | 7.49 | 6.62 | 6.77 | 5.78 | 6.28 | 5.17 |
| Glycine | 6.46 | 6.65 | 5.95 | 6.12 | 5.30 | 5.75 | 4.86 |
| Serine | 6.52 | 7.23 | 6.37 | 6.48 | 5.61 | 6.04 | 5.00 |
1
Dietary protein level. CPh = high dietary protein level rearing; CPl = low dietary protein level rearing.
2
Provided per kilogram of complete diet: vitamin A, 10,000 IU; vitamin D3, 1,500 IU; vitamin E, 100 mg; vitamin K3, 3.0 mg; vitamin B1, 3.0 mg; vitamin B2, 10.0 mg; vitamin B6, 4.0 mg; vitamin B12, 0.03 mg; niacinamide, 30 mg; D-pantothenic acid, 16.3 mg; choline chloride, 344 mg; folic acid, 2.0 mg; biotin, 0.3 mg; iron, 100 mg; copper, 15 mg; manganese, 100 mg; zinc, 100 mg; iodine, 2.0 mg; selenium, 0.15 mg.