Analytical constituents (%): protein: 25; fat content: 11.5; inorganic matter: 7.4; crude fibre: 2; calcium: 1.5; phosphorus: 1.1. Additives per kg: Antioxidants, Preservatives; Nutritional additives: Vitamin B₂: 13.3 mg, Vitamin D₃: 1594 IU, Vitamin E: 100 mg, Biotin: 0.18 mg, Copper (Copper(II) sulphate pentahydrate): 8.1 mg, Iodine (Potassium iodide): 2 mg, Manganese (Manganous sulphate, monohydrate): 24.8 mg, Selenium (Sodium selenite): 0.15 mg, Zinc (Zinc sulphate, monohydrate): 70.1 mg.