Table 1.

Composition of experimental diets (as-fed basis)

	Low fiber		High fiber
Ingredients, %	STD Thr1	SUP Thr2	STD Thr	SUP Thr
Corn	21.84	21.72	3.96	3.83
Wheat	47.0	47.0	47.0	47.0
Barley	10.0	10.0	10.0	10.0
Wheat bran	-	-	5.0	5.0
Sugar beet pulp	-	-	10.0	10.0
Canola oil	0.90	0.90	3.80	3.80
Soybean meal	17.0	17.0	17.0	17.0
L-Lys.HCl3	0.53	0.52	0.50	0.50
DL-Met3	0.20	0.20	0.20	0.20
L-Thr3	0.15	0.28	0.16	0.29
L-Trp3	0.03	0.03	0.03	0.03
L-Val3	0.05	0.05	0.05	0.05
Limestone	1.25	1.25	1.25	1.25
Monocalcium phosphate	0.75	0.75	0.75	0.75
Salt	0.20	0.20	0.20	0.20
Vitamin-mineral premix4	0.10	0.10	0.10	0.10
Calculated nutrient content 5
DM, %	87.4	87.4	84.7	84.7
CP, %	17.3	17.4	17.5	17.6
ME, kcal/kg	3285	3287	3318	3317
NE, kcal/kg	2488	2489	2486	2484
Amino Acids, % SID 6
Arg	0.92	0.92	0.92	0.92
His	0.40	0.40	0.39	0.39
Ile	0.60	0.60	0.59	0.59
Leu	1.15	1.15	1.07	1.07
Lys	1.08	1.08	1.08	1.08
Met	0.44	0.44	0.42	0.42
Cys	0.29	0.29	0.30	0.30
Phe	0.74	0.74	0.72	0.72
Tyr	0.45	0.45	0.46	0.46
Thr	0.65	0.78	0.65	0.78
Trp	0.22	0.22	0.23	0.23
Val	0.73	0.73	0.73	0.73

¹STD Thr, Standard Thr (0.65% standardized ileal digestible).

²SUP Thr, Supplemental Thr (0.78% standardized ileal digestible).

³Amino acids provided by Evonik Nutrition & Care GmbH (Hanau-Wolfgang, Germany).

⁴Supplied per kg of complete diet: vitamin A, 8000 IU; vitamin D, 1500 IU; vitamin E, 30 IU; menadione, 2.5 mg; vitamin B12, 0.025 mg; thiamine, 1.00 mg; biotin, 0.10 mg; niacin, 20 mg; riboflavin, 4 mg; pantothenate, 12 mg; folic acid, 0.50 mg; pyridoxine, 2.0 mg; Fe,100 mg; Zn, 100 mg; Mg, 40 mg; Cu, 15 mg; Se, 0.30 mg and I, 1 mg.

⁵Nutrient content of diets based on estimated nutrient contents of ingredients according to NRC (2012).

⁶SID, Standardized ileal digestible.