Influence of Enterococcus faecium with and without xylanase to corn and soybean meal-based diet on growth performance, nutrient digestibility, blood profiles, and faecal microflora in growing pigs

Figures & data

Table 1. Composition of the basal diets (as-fed basis g kg⁻¹).

Ingredients
Corn	553.80
Soybean meal	334.30
Molasses	25.00
Animal fat	53.30
Defluorinated phosphate	19.30
Limestone	7.80
l-lysine HCl	1.70
Trace mineral premix^a	1.00
Vitamin premix^b	1.20
Salt	2.00
DL-methionine	0.30
Choline chloride	0.30
Chemical composition
ME (kcal/kg)	3360
Crude protein (%)	20.00
Lysine (%)	1.30
Calcium (%)	0.90
Phosphorus (%)	0.80
Analysed composition
GE (kcal/kg)	4112
Crude protein (%)	19.65
Calcium (%)	0.87
Phosphorus (%)	0.76

^a Provided per kg of complete diet: 12.5 mg Mn, 179 mg Zn, 140 mg Cu,0.5 mg I, and 0.4 mg Se.

^b Provided per kg of complete diet: 20,000 IU of vitamin A; 4000 IU of vitamin D3; 80 IU of vitamin E; 16 mg of vitamin K3; 4 mg of thiamine; 20 mg of riboflavin; 6 mg of pyridoxine; 0.08 mg of vitamin B12; 120 mg of niacin; 50 mg of Ca pantothenate; 2 mg of folic acid and 0.08 mg of biotin.

Table 2. Effects of Enterococcus faecium with and without xylanase to corn and soybean meal-based diet on growth performance in growing pigs¹.

Items	CON	EF1	EF2	EX	SEM^2	P-value
Body weight (kg)
Initial	25.19	25.24	25.20	25.26	0.03	0.440
week 3	37.65^c	38.69^b	39.10^ab	39.29^a	0.18	<0.0001
Finish	52.19^c	53.81^b	54.76^ab	55.43^a	0.32	<0.0001
week 1–3
ADG (g)	593^c	642^b	660^ab	668^a	8.12	<0.0001
ADFI (g)	1481	1524	1469	1473	17.64	0.148
G:F	0.401^b	0.422^b	0.449^a	0.454^a	0.007	0.0004
week 3–6
ADG (g)	693^c	720^bc	745^ab	768^a	9.85	0.0004
ADFI (g)	1827	1821	1796	1818	27.64	0.863
G:F	0.379^b	0.395^ab	0.41^a	0.423^a	0.009	0.016
Overall
ADG (g)	643^c	681^b	703^ab	718^a	7.73	<0.0001
ADFI (g)	1654	1673	1632	1646	19.20	0.531
G:F	0.389^b	0.407^b	0.431^a	0.436^a	0.008	0.002

¹ Abbreviation: CON, basal diet; EF1, CON + 0.002% Enterococcus faecium; EF2, CON + 0.005% Enterococcus faecium; EX, CON + 0.002% Enterococcus faecium + 0.01% Xylanase.

² Standard error of means.

^a,b,c Means in the same row with different superscript differ significantly (P < 0.05).

Table 3. Effects of Enterococcus faecium with and without xylanase to corn and soybean meal-based diet on nutrient digestibility in growing pigs.¹

Items	CON	EF1	EF2	EX	SEM^2	P-value
week 6
Glucose, mg/dL	76	83	87	87	5.45	0.431
Bun, Ug/dL	10	10	11	10	1.51	0.970
Creatinine, mg/dL	1.27^a	1.21^ab	0.90^b	1.07^ab	0.08	0.039
HDL/C, mg/dL	38	39	40	39	3.95	0.982
LDL/C, mg/dL	66	63	63	59	5.03	0.820
Total cholesterol, mg/dL	109	101	104	100	8.97	0.891

¹ Abbreviation: CON, basal diet; EF1, CON + 0.002% Enterococcus faecium; EF2, CON + 0.005% Enterococcus faecium; EX, CON + 0.002% Enterococcus faecium + 0.01% Xylanase.

² Standard error of means.

^a,b Means in the same row with different superscript differ significantly (P < 0.05).

Table 4. Effects of Enterococcus faecium with and without xylanase to corn and soybean meal-based diet on blood profiles in growing pigs¹.

Items, %	CON	EF1	EF2	EX	SEM^2	P-value
week 6
Dry matter	74.16	75.13	76.10	76.38	0.70	0.136
Nitrogen	72.72	73.76	74.73	75.03	0.75	0.152
Energy	72.84^b	74.66^ab	75.48^a	75.73^a	0.69	0.022

¹ Abbreviation: CON, basal diet; EF1, CON + 0.002% Enterococcus faecium; EF2, CON + 0.005% Enterococcus faecium; EX, CON + 0.002% Enterococcus faecium + 0.01% Xylanase.

² Standard error of means.

^a,b Means in the same row with different superscript differ significantly (P < 0.05).

Table 5. Effects of Enterococcus faecium with and without xylanase to corn and soybean meal-based diet on faecal microbial in growing pigs¹.

Items, log10cfu/g	CON	EF1	EF2	EX	SEM^2	P-value
week 6
Lactobacillus	7.42^c	7.48^bc	7.55^ab	7.61^a	0.03	0.008
sE. coli	6.49^a	6.37^ab	6.29^ab	6.18^b	0.05	0.022

¹ Abbreviation: CON, basal diet; EF1, CON + 0.002% Enterococcus faecium; EF2, CON + 0.005% Enterococcus faecium; EX, CON + 0.002% Enterococcus faecium + 0.01% Xylanase.

² Standard error of means.

^a,b,c Means in the same row with different superscript differ significantly (P < 0.05).