Table 2. Nutrient composition of dietary treatments

Nutrients	Starter	Grower	Finisher
ME P (kcal/kg)	3,000	3,100	3,200
ME (MJ/kg)	12.6	13.0	13.4
CP (%)	23.0	21.5	19.5
Crude fat (%)	5.1	5.0	6.8
Crude fibre (%)	3.5	3.8	3.5
Arginine (%)	1.4	1.3	1.2
Lysine (%)	1.3	1.1	1.0
Methionine (%)	0.7	0.5	0.4
Methionine + cystine (%)	1.0	0.7	0.7
Tryptophan (%)	0.2	0.2	0.2
Leucine (%)	1.5	1.4	1.4
Isoleucine (%)	0.8	0.7	0.6
Threonine (%)	0.9	0.8	0.7
Valine (%)	0.9	0.8	0.7
Calcium (%)	1.0	0.9	0.8
Phos. avail (%)	0.5	0.4	0.4
Sodium (%)	0.2	0.2	0.2
Chloride (%)	0.3	0.2	0.2
Choline (mg/kg)	1,700	1,600	1,500

AXB, axtra XB (xylanase + β-glucanase); QB, quantum blue (phytase).
The four diets in three phases had similar nutritional composition.