Ingredient composition of High and Low complexity diets fed to weaned pigs for six weeks post-weaning and common grower/finisher diets (as-fed basis)1.

1Dietary treatments were diet complexity (High and Low) with or without antibiotic inclusion (Chloratetracycline, 273 g per kg complete feed [added in the form of Aureomycin 220 G], added at the expense of corn) fed from weaning (21 d of age) to 63 d of age (i.e. nursery). All pigs received common commercial grower and finisher diets thereafter.2Manufactured by APC Nutrition Inc. (Ames, IA).3Manufactured by Rothsay (Guelph, ON, Canada).4Vitamin and mineral mix (DSM Nutritional Products Canada Inc., Ayr, ON, Canada) supplied per kg of complete diet: retinol, 4,128 µg; cholecalciferol, 30 µg; D,L-α-tocopherol acetate, 52·8 mg; menadione, 3 mg; vitamin B12, 0.03 mg; pantothenic acid, 18 mg; riboflavin, 6 mg; choline, 600 mg; folic acid, 2·4 mg; niacin, 30 mg; thiamine, 18 mg; pyridoxine, 1.8 mg; Cu, 18 mg as CuSO4·5H2O; Fe, 120 mg as FeSO4; Mn, 24 mg as MnSO4; Zn, 126 mg as ZnO; Se, 0·36 mg as FeSeO3; I, 0·6 mg as KI.5Calculated based on NRC (1998) ingredient values.Ingredient composition of High and Low complexity diets fed to weaned pigs for six weeks post-weaning and common grower/finisher diets (as-fed basis)1.