Impact of coccidiostat and phytase supplementation on gut microbiota composition and phytate degradation in broiler chickens

Table 1 Effect of the experimental diets on performance traits of broilers¹

	Phase 1 (d1-10, n=14 pens)			Phase 2 (d10-24/25)			Phase 1+2 (d1-24/25)			d24/25
	ADG	ADFI	G:F	ADG	ADFI	G:F	ADG	ADFI	G:F	BW
	g/d	g/d	g/g	g/d	g/d	g/g	g/d	g/d	g/g	g
P/Ca-Phy-Coc-	-*	-	-	35^e	50	0.71	28^f	37	0.76	703^d
P/Ca-Phy-Coc+	-	-	-	40^d	56	0.72	32^e	41	0.77	785^d
P/Ca-Phy+Coc-	-	-	-	56^bc	72	0.78	42^bc	51	0.82	1018^bc
P/Ca-Phy+Coc+	-	-	-	58^b	74	0.78	43^b	53	0.82	1049^b
P/Ca+Phy-Coc-	17	17	0.99	53^c	68	0.78	39^d	48	0.81	965^c
P/Ca+Phy-Coc+	18	18	1.01	54^c	70	0.77	40^cd	50	0.80	979^c
P/Ca+Phy+Coc-	18	18	1.02	58^b	73	0.79	43^b	52	0.82	1046^b
P/Ca+Phy+Coc+	19	19	1.03	64^a	80	0.80	47^a	57	0.83	1143^a
P/Ca-Phy-Coc±²	-	-	-	37	52	0.71	30	39	0.77	752
pooled SEM	0.3	0.3	0.005	1.3	1.7	0.006	1.0	1.2	0.005	26.1
	P-values
P/Ca	-*	-	-	<0.001	<0.001	<0.001	<0.001	<0.001	<0.001	<0.001
Phytase	<0.001	<0.001	<0.001	<0.001	<0.001	<0.001	<0.001	<0.001	<0.001	<0.001
Coccidostat	0.001	0.006	<0.001	0.001	<0.001	0.662	0.001	<0.001	0.962	0.001
P/Ca×Phy	-	-	-	<0.001	<0.001	<0.001	<0.001	<0.001	<0.001	<0.001
P/Ca×Coc	-	-	-	0.932	0.748	0.237	0.910	0.692	0.184	0.962
Phy×Coc	0.849	0.749	0.441	0.536	0.725	0.803	0.588	0.738	0.825	0.600
P/Ca×Phy×Coc	-	-	-	0.030	0.083	0.069	0.045	0.099	0.108	0.033

¹ADG average daily gain, ADFI average daily feed intake, G:F feed consumption, BW bodyweight; n = 7 pens unless otherwise stated
²Additional treatment, was not part of the three-factorial analysis
*Only P/Ca+ treatments in phase 1
^a–fMeans within a column not showing a common superscript differ (P ≤ 0.05)

ISSN: 2524-4671