Table 2.

Composition and nutrient levels of the basal diets for the offspring (as-fed basis)

	Growth stage
	D 28 to 66	D 67 to 108	D 109 to 150	D 151 to 180
Ingredient, %
Corn	59.6	64.3	70.4	75.3
Soybean meal	18.0	24.0	22.0	16.0
Fish meal	3.0	2.0	–	–
Full fat soybean	5.0	–	–	–
Wheat bran	–	5.0	4.0	5.0
Whey powder	8.0	–	–	–
Sucrose	2.0	–	–	–
L-Lysine HCl (98%)	–	0.26	0.28	0.27
D,L-Methionine (99%)	–	0.08	0.06	0.06
L-Threonine (98.5%)	–	0.06	0.06	0.06
Limestone	0.50	0.60	0.80	0.85
Dicalcium phosphate	1.00	1.30	1.00	1.06
Choline chloride (50%)	0.10	0.10	0.10	0.10
Salt	0.30	0.30	0.30	0.30
Soybean oil	1.00	1.00	–	–
Vitamin and mineral premixa	1.50	1.00	1.00	1.00
Calculated nutrient levelsb
ME, MJ/kg	13.39	13.35	13.19	13.15
CP, %	18.0	17.7	15.9	13.8
Ca, %	0.72	0.71	0.63	0.63
TP, %	0.60	0.67	0.55	0.54
Total Lys, %	1.35	1.12	0.97	0.84

^aProvided per kg of diet for piglets from d 28 to 66 of age: iron, 100 mg; copper, 6 mg; zinc, 100 mg; manganese, 4 mg; selenium, 0.30 mg; and iodine, 0.14 mg; vitamin A, 2,200 IU; vitamin D₃, 220 IU; vitamin E, 16; menadione, 0.5 mg; thiamine, 1.5 mg; riboflavin, 4.0 mg; vitamin B₆, 7.0 mg; vitamin B₁₂, 20 μg; niacin, 30 mg; D-pantothenic acid, 12 mg; folic acid, 0.3 mg; and D-biotin, 80 μg Provided per kg of diet for pigs from d 67 to 180 of age: iron, 60 mg; copper, 6 mg; zinc, 60 mg; manganese, 4 mg; selenium, 0.30 mg; and iodine, 0.14 mg; vitamin A, 1,300 IU; vitamin D₃, 150 IU; vitamin E, 11 IU; menadione, 0.5 mg; thiamine, 1.0 mg; riboflavin, 3.0 mg; vitamin B₆, 1.0 mg; vitamin B₁₂, 10 μg; niacin, 30 mg; D-pantothenic acid, 8 mg; folic acid, 0.3 mg; D-biotin, 50 μg

^bThe nutrient composition of diets were calculated using nutrition value for the ingredients obtained from China Feed Information Database 2013 (24)