Table 1 Ingredient and nutrient composition of control and supplemented broiler diets^a

Ingredients, % (as-fed basis)

 Maize

63.68

68.54

70.35

 Soy hull

-

-

2.5

 Soyabean meal

24.85

20.80

17.30

 Meat and bone meal

8.6

7.6

6.9

 Recycled veg oil-mixed

1.0

1.0

1.0

 Limestone bag-tip

0.75

1.0

1.0

 Sodium bicarbonate m

0.05

0.05

0.00

 Salt-micro

0.20

0.20

0.25

 Lysine HCl

0.247

0.221

0.140

 DL-Methionine

-

0.204

0.180

 Threonine

-

-

0.055

 Vitamin premix

0.395

0.375

0.307

Calculated composition, % (as-fed basis)

 Dry matter

88.62

88.50

88.45

 Crude protein

22.03

20.06

18.50

 Crude fibre

2.54

2.45

3.20

 Crude fat

4.70

4.72

4.71

 Metabolizable energy, MJ/kg

12.85

13.00

12.81

 L-Lysine

1.30

1.15

1.00

 Methionine

0.61

0.56

0.50

 Tryptophan

0.23

0.21

0.19

 Calcium

1.47

1.43

1.35

 Phosphorus

0.90

0.83

0.78