Table 5. Study C: composition and calculated analysis of starter (0–14 d of age) and grower diets (15–42 d of age).
| Ingredients | Units | Starter diet | Grower diet | ||||||
|---|---|---|---|---|---|---|---|---|---|
| T1 Control | T2 Ferric lactate 500 mg/kg | T3 Ferric citrate 500 mg/kg | T4 Ferric tartrate 500 mg/kg | T1 Control | T2 Ferric lactate 500 mg/kg | T3 Ferric citrate 500 mg/kg | T4 Ferric tartrate 500 mg/kg | ||
| Soybean meal | % | 27.00 | 27.00 | 27.00 | 27.00 | 26.20 | 26.20 | 26.20 | 26.20 |
| Corn | 21.07 | 21.07 | 21.07 | 21.07 | 28.46 | 28.46 | 28.46 | 28.46 | |
| Wheat | 18.10 | 18.10 | 18.10 | 18.10 | 21.61 | 21.61 | 21.61 | 21.61 | |
| Barley | 17.54 | 17.54 | 17.54 | 17.54 | 14.64 | 14.64 | 14.64 | 14.64 | |
| Skimmed milk powder | 10.00 | 10.00 | 10.00 | 10.00 | 2.90 | 2.90 | 2.90 | 2.90 | |
| Soybean oil | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | |
| Calcium carbonate | 1.44 | 1.44 | 1.44 | 1.44 | 1.42 | 1.42 | 1.42 | 1.42 | |
| Premix1 | 1.22 | 1.22 | 1.22 | 1.22 | 1.20 | 1.20 | 1.20 | 1.20 | |
| Monocalcium phosphate | 1.15 | 1.15 | 1.15 | 1.15 | 1.28 | 1.28 | 1.28 | 1.28 | |
| L-Lysine-HCL | 0.39 | 0.39 | 0.39 | 0.39 | 0.34 | 0.34 | 0.34 | 0.34 | |
| DL-Methionine | 0.18 | 0.18 | 0.18 | 0.18 | 0.10 | 0.10 | 0.10 | 0.10 | |
| L-Threonine | 0.12 | 0.12 | 0.12 | 0.12 | 0.07 | 0.07 | 0.07 | 0.07 | |
| L-Tryptophan | 0.06 | 0.06 | 0.06 | 0.06 | 0.03 | 0.03 | 0.03 | 0.03 | |
| Tixosil® colloidal silica (>97% silicon dioxide) | 0.550 | 0.495 | 0.495 | 0.495 | 0.550 | 0.495 | 0.495 | 0.495 | |
| Ferric citrate | 0 | 0.055 | 0.055 | 0.055 | 0 | 0.055 | 0.055 | 0.055 | |
| TOTAL | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | |
| AMEN2 | MJ/kg | 13.43 | 13.43 | 13.43 | 13.43 | 13.26 | 13.26 | 13.26 | 13.26 |
| Crude protein | % | 21.45 | 21.45 | 21.45 | 21.45 | 19.93 | 19.93 | 19.93 | 19.93 |
| Lysine | 1.50 | 1.50 | 1.50 | 1.50 | 1.29 | 1.29 | 1.29 | 1.29 | |
| Methionine | 0.54 | 0.54 | 0.54 | 0.54 | 0.41 | 0.41 | 0.41 | 0.41 | |
| Methionine/Cysteine | 0.87 | 0.87 | 0.87 | 0.87 | 0.75 | 0.75 | 0.75 | 0.75 | |
| Tryptophan | 0.31 | 0.31 | 0.31 | 0.31 | 0.25 | 0.25 | 0.25 | 0.25 | |
| Threonine | 0.94 | 0.94 | 0.94 | 0.94 | 0.82 | 0.82 | 0.82 | 0.82 | |
| Valine | – | – | – | – | – | – | – | – | |
| Arginine | – | – | – | – | – | – | – | – | |
| Crude fibre | 3.53 | 3.53 | 3.53 | 3.53 | 3.70 | 3.70 | 3.70 | 3.70 | |
| Crude fat | 3.61 | 3.61 | 3.61 | 3.61 | 3.96 | 3.96 | 3.96 | 3.96 | |
| Starch | – | – | – | – | – | – | – | – | |
| Crude ash | 5.38 | 5.38 | 5.38 | 5.38 | 5.76 | 5.76 | 5.76 | 5.76 | |
| Calcium | 0.96 | 0.96 | 0.96 | 0.96 | 0.88 | 0.88 | 0.88 | 0.88 | |
| Phosphorus | 0.44 | 0.44 | 0.44 | 0.44 | 0.42 | 0.42 | 0.42 | 0.42 | |
| Digestible phosphorus | – | – | – | – | – | – | – | – | |
| Sodium | 0.22 | 0.22 | 0.22 | 0.22 | 0.20 | 0.20 | 0.20 | 0.20 | |
Notes:
1
Contents per kg premix: 400,000 I.U. vit. A (acetate); 120,000 I.U. vit. D3; 8,000 mg vit. E (a-tocopherol acetate); 200 mg vit. K3 (MSB); 250 mg vit. B1 (mononitrate); 420 mg vit. B2 (cryst. riboflavin); 2,500 mg niacin (niacinamide); 400 mg Vit. B6 (HCl); 2,000 μg vit. B12; 25,000 μg Biotin (commercial, feed grade); 1,000 mg pantothenic acid (Ca d-pantothenate); 100 mg folic acid (cryst. commercial feed grade); 80,000 mg choline (chloride); 5,000 mg Zn (sulphate); 6,000 mg Mn (sulphate); 1,000 mg Cu (sulphate-pentahydrate); 20 mg Se (Na-selenite); 45 mg I (Ca-iodate); 130 g Na (NaCl); 55 g Mg (sulphate).
2
Metabolisable Energy, calculated as per DLG (2013).