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Table 1 Ingredient composition and chemical analysis of the gestation and lactation diets fed to gilts and sows (as-fed basis)

From: Effects of magnesium on the performance of sows and their piglets

Item Gestation Lactation
Ingredients, %   
Corn 62.94 60.38
Soybean meal 16.78 20.10
Extruded soybean - 14.00
Glucose - 1.50
Wheat bran 16.27 -
Dicalcium phosphate 2.05 1.96
Limestone 1.24 1.21
Sodium chloride 0.32 0.45
Vitamin mix1 0.04 0.04
Mineral mix2 0.20 0.20
Choline chloride (50%) 0.16 0.16
Analyzed nutrient levels, %   
Dry matter 88.00 88.00
Crude protein 16.60 17.10
Crude fiber 4.90 5.39
Calcium 1.14 1.23
Total phosphorus 0.59 0.60
Magnesium 0.21 0.21
Calculated nutrient levels   
Metabolizable energy, kcal/kg 3,263 3,270
Lysine, % 0.56 0.98
Methionine + cystine, % 0.37 0.45
Threonine, % 0.46 0.60
Tryptophan, % 0.11 0.18
  1. 1Supplied per kilogram of complete diet: vitamin A, 4,000 IU; vitamin D3,1,000 IU; vitamin E, 75 IU; vitamin K3, 0.86 mg; riboflavin, 6.0 mg; pantothenic acid, 15.0 mg; niacin, 30 mg; cobalamin, 0.025 mg; biotin, 0.2 mg; folic acid, 0.6 mg; thiamine, 5.0 mg; pyridoxine, 6 mg.
  2. 2Supplied per kilogram of complete diet: iron, 45.0 mg; zinc, 35.0 mg; manganese, 10.0 mg; iodine, 0.2 mg; copper, 6.0 mg; selenium, 0.17 mg.