Table 1. Composition of experimental diets for broiler starter (d 1 to 7), grower (d 8 to 21), and finisher (d 22 to 35) phases

Item Starter Grower Finisher
Ingredient (% [as-is basis])
 Corn 52.45 55.82 58.60
 Soybean meal (dehulled) 39.15 35.55 32.05
 Soy oil 3.59 4.36 5.33
 L-Lysine sulfate (55%) 0.31 0.21 0.21
 DL-methionine (98%) 0.38
 L-Methionine (99%) 0.32 0.31
 Threonine (98%) 0.10 0.07 0.06
 Choline Cl (50%) 0.07 0.07 0.08
 MonoCa-P 1.75
 Dicalcium phosphate 1.68 1.60
 Limestone 1.54 1.25 1.10
 Salt 0.30 0.25 0.25
 NaHCO3 0.10 0.19 0.19
 Vitamin mixture1) 0.14 0.14 0.12
 Mineral mixture2) 0.11 0.11 0.11
 Total 100.00 100.00 100.00
Nutrient contents
 Crude protein (%) 23.00 21.50 20.00
 AMEn (kcal/kg) 3,000.00 3,100.00 3,200.00
 Ca (%) 0.96 0.87 0.81
 P (%) 0.78 0.70 0.64
 Lysine (%) 1.44 1.29 1.19
 Methionine (%) 0.56 0.51 0.48
 Cysteine (%) 0.37 0.35 0.33
 Threonine (%) 0.97 0.88 0.81
Provided per kilogram of complete diet: vitamin A, 6,300 IU; vitamin D, 2,800 IU; vitamin E, 35 mg; vitamin K3, 1.75 mg; vitamin B1, 2 mg; vitamin B2, 6 mg; vitamin B6, 3 mg; vitamin B12, 13 μg; biotin, 0.1 mg; calcium pantothenic acid, 15 mg; folic acid, 1.5 mg; niacin, 50 mg.
Provided per kilogram of complete diet: Mn, 100 mg; Cu, 17 mg; Zn, 92 mg; Fe, 50 mg; I, 1.5 mg; Co, 0.15 mg; Se, 0.3 mg.
AMEn, nitrogen-corrected apparent metabolizable energy.