Table 1.

Analyzed chemical composition of wheat, SBM, and CM and its fractions used in the present experiment (as-is basis)

Item, %	Wheat3	SBM3	CM1
			RCM	DCM	CCM
DM	88.26	88.87	90.78	90.92	91.35
Ash	1.67	6.61	7.20	7.50	6.90
CP (N × 6.25)	11.86	47.60	39.52	41.85	37.62
Gross energy, kcal/kg	3,952	4,308	4,380	4,416	4,388
Ether extract	1.97	0.99	3.49	4.89	6.06
Total fat	2.63	1.62	4.90	6.10	7.36
Starch	61.31	7.07	3.35	2.59	1.05
Sucrose	3.23	8.37	7.68	7.35	8.74
Fiber fractions
NDF	7.81	10.95	26.20	17.80	30.30
ADF	3.59	6.86	20.21	13.85	19.00
Total dietary fiber	—	—	33.01	24.57	37.25
NSP	—	—	20.54	16.97	20.99
Lignin and polyphenols	—	—	10.17	6.01	11.38
Total P	0.39	0.71	1.10	1.27	1.08
Non-phytate P2	0.11	0.33	0.39	0.59	0.31
Ca	0.06	0.33	0.67	0.60	0.67
Total glucosinolate, µmol/g	—	—	9.2	9.6	9.1
Indispensable AA
Arg	0.60	3.45	2.10	2.49	2.03
His	0.34	1.28	1.16	1.33	1.15
Ile	0.47	2.14	1.25	1.41	1.23
Leu	0.91	3.62	2.51	2.92	2.48
Lys	0.39	2.96	2.04	2.29	1.96
Met	0.22	0.66	0.47	0.48	0.48
Phe	0.64	2.40	1.44	1.63	1.39
Thr	0.40	1.86	1.59	1.80	1.58
Trp	0.17	0.66	0.42	0.42	0.42
Val	0.58	2.23	1.55	1.74	1.58
Dispensable AA
Ala	0.47	2.06	1.73	2.03	1.72
Asp	0.71	5.41	2.78	3.17	2.72
Cys	0.33	0.70	0.50	0.78	0.67
Glu	3.88	8.54	6.57	7.61	6.39
Gly	0.57	1.99	1.80	2.09	1.78
Pro	1.36	2.53	2.42	2.61	2.25
Ser	0.60	2.36	1.80	2.05	1.76
Tyr	0.36	1.59	0.99	1.10	0.97

¹RCM, DCM (particle size < 355 µm), and CCM (particle size > 355 µm).

²Non-phytate P was calculated as the difference between total P and phytate-bound P.

³AA, total P, and Ca content data from NRC (2012).