Table 1.

Ingredient and chemical composition of the experimental diets

Items	Taurine
	CON/DIQ	LT (0.15%)	MT (0.30%)	HT (0.60%)
Ingredient composition, %
Corn	64.15	64.23	64.38	64.61
Soybean meal	19.80	19.40	19.00	18.10
Soybean protein concentrate	5.00	5.00	5.00	5.00
Dried whey	4.30	4.30	4.30	4.30
Fish meal	4.00	4.00	4.00	4.00
Soya bean oil	0.35	0.50	0.60	0.90
Taurine	0.00	0.15	0.30	0.60
Lysine	0.36	0.37	0.37	0.41
Methionine	0.12	0.12	0.12	0.13
Threonine	0.09	0.10	0.10	0.11
Tryptophan	0.01	0.01	0.01	0.02
CaHPO4	0.00	0.00	0.00	0.00
Limestone	0.52	0.52	0.52	0.52
NaCl	0.30	0.30	0.30	0.30
1% Premixa	1.00	1.00	1.00	1.00
Nutrient level, %
Digestible energy, MJ/kgb	14.59	14.59	14.58	14.57
Crude protein	20.11	20.12	20.11	20.12
SID Lysine	1.24	1.23	1.23	1.24
SID Methionine + Cysteine	0.69	0.69	0.68	0.68
SID Threonine	0.73	0.74	0.73	0.73
SID Tryptophan	0.21	0.21	0.20	0.21
Total calcium	0.49	0.48	0.48	0.48
Total phosphorus	0.43	0.43	0.43	0.42
Digestible phosphorus	0.22	0.22	0.22	0.21
Taurineb	0.02	0.13	0.27	0.56

^aSupplied per kg of diet: CuSO₄·5H₂O, 19.8 mg; KI, 0.20 mg; FeSO₄·7H₂O, 400 mg; NaSeO₃, 0.56 mg; ZnSO₄·7H₂O, 359 mg; MnSO₄·H₂O, 10.2 mg; vitamin K (menadione), 5 mg; vitamin B₁, 2 mg; vitamin B₂, 15 mg; vitamin B₁₂, 30 μg; vitamin A, 5400 IU; vitamin D₃, 110 IU; vitamin E, 18 IU; choline chloride, 80 mg; antioxidants: Ethoxyquin, 20 mg

^bMeasured nutrient levels (DM basis)