. 2021 Apr 20;100(7):101176. doi: 10.1016/j.psj.2021.101176

Table 3.

Cumulative growth performance of broiler chickens fed control or diets supplemented with a complex of biofactors and antioxidants undergoing early life stress.

	BWG, g	FI, g	FCR	BWG, g	FI, g	FCR
Treatment	0 to 7 d			0 to 14 d
Control	92	118	1.266	345	456	1.322
P(BF+AOx)¹	95	117	1.229	359	469	1.306
SEM	1.39	0.84	0.01	4.14	3.79	0.01
P value	0.13	0.55	0.10	0.06	0.68	0.25
Treatment	0 to 21 d			0 to 28 d
Control	770^b	1,069	1.389^a	1,367^b	2,042	1.545^a
P(BF+AOx)¹	799^a	1,096	1.372^b	1,422^a	2,107	1.516^b
SEM	8.02	8.04	0.01	13.03	16.50	0.01
P value	0.03	0.74	0.02	0.01	0.81	0.01
Treatment	0 to 35 d			Survivability, %	EPEF
Control	2,051^b	3,281	1.686	98	358.4
P(BF+AOx)¹	2,136^a	3,390	1.647	97	373.0
SEM	22.74	27.65	0.01	0.01	6.39
P value	0.03	0.35	0.07	0.25	0.34

Protected complex of biofactors and antioxidants; BWG: Body weight gain; FI: Feed intake; FCR: Feed conversion ratio; SEM: Standard error of mean; EPEF: European production efficiency factor.

^a,b

P < 0.05; n = 12 replicate pens/treatment and 30 birds/pen.