Table 1.
Composition of the experimental diet (on an as-fed basis, g/kg unless otherwise stated)1
| Experimental diet | |
|---|---|
| Ingredient composition2 | |
| Wheat | 400.0 |
| Barley | 382.7 |
| Soya bean meal | 183.0 |
| Limestone flour | 11.0 |
| Soya oil | 9.7 |
| Lysine HCl | 3.8 |
| Salt | 3.0 |
| l-Threonine | 1.7 |
| Celite | 2.0 |
| Vitamin and mineral premix3 | 1.0 |
| Mono dicalcium phosphate | 1.0 |
| dl-Methionine | 0.9 |
| l-Tryptophan | 0.2 |
| Phytase4 | 0.1 |
| Chemical composition | |
| Dry matter | 877.0 |
| Crude protein | 174.0 |
| Ash | 39.2 |
| Neutral detergent fiber | 163.3 |
| Gross energy, Mcal/kg | 3.82 |
| Lysine | 10.6 |
| Methionine | 4.3 |
| Threonine | 7.2 |
| Digestible energy, Mcal/kg2 | 3.30 |
| Net energy, Mcal/kg2 | 2.34 |
| Oil2 | 25.7 |
| SID lysine2 | 10.0 |
| Total calcium2 | 6.6 |
| Total phosphorus2 | 2.6 |
1Values are the mean of experimental diets from experiment 1 and experiment 2.
2Calculated values.
3Vitamin and mineral premix provided per kilogram of complete diet: Cu from copper sulphate, 15 mg; Fe from ferrous sulphate monohydrate, 24 mg; Mn from manganese oxide, 31 mg; Zn from zinc oxide, 80 mg; I from potassium iodate, 0.3 mg; Se from sodium selenite, 0.2 mg; retinyl acetate, 0.7mg; cholecalciferol, 12.7 μg; dl-alpha-tocopheryl acetate, 40 mg; vitamin K, 4 mg; vitamin B12, 15 μg; riboflavin, 2 mg; nicotinic acid, 12 mg; pantothenic acid, 10 mg; vitamin B1, 2 mg; vitamin B6, 3 mg; and celite 2,000 mg/kg.
4The diet contained 500 phytase units (FYT) per kilogram feed from RONOZYME HiPhos (DSM, Belfast, UK).