Table 2.

Analyzed chemical composition of the experimental diets (g/kg DM unless otherwise stated)

Dietary Ca, g/kg DM	5.5		8.5
Exogenous phytase, FTU/kg of diet	0	1,500	0	1,500
DM, g/kg	896	895	900	897
GE, MJ/kg DM	19.2	19.1	19.0	19.0
CP (nitrogen × 6.25)	229	222	220	222
Ether extract	34	33	34	34
aNDFom1	128	130	127	125
ADFom2	58	60	61	59
ADL	20	17	18	15
Crude fiber	36	37	37	37
Crude ash	73	75	69	72
Calcium	5.4	5.4	8.6	8.4
Total phosphorus (P)	4.8	4.8	4.8	4.8
InsP6–P	2.9	2.9	2.8	2.7
InsP6, µmol/g DM3	15.5	15.5	14.9	14.8
Ins(1,2,4,5,6)P5, µmol/g DM	1.1	1.1	1.0	1.0
Ins(1,2,3,4,5)P5, µmol/g DM	0.6	0.5	0.6	0.6
Myo-inositol, µmol/g DM	1.1	1.1	1.1	1.1
Phytase activity, FTU/kg	<50	1,470	<50	1,620

¹aNDFom, neutral detergent fiber assayed with heat-stable amylase and expressed exclusive of residual ash.

²ADFom, acid detergent fiber expressed exclusive of residual ash.

³Inositol phosphate (InsP) isomers not mentioned in the table were not detectable or below limit of quantification.