Table 1. Summary of the Illumina MiSeq sequences data and statistical analysis of bacterial diversity in calves with and without dam on day 35, 65 and 95.

Item	Calves with dam			Calves without dam			P-value
	35 D	65 D	95 D	35 D	65 D	95 D	Day (D)	Treatment (T)	D × T
OTUs	1,170.5	1,492.1a	1,453.8a	1,187.3	1,163.8b	1,283.9b	<0.001	0.011	<0.001
Chao1	1,408.0	1,782.1a	1,717.9a	1,495.3	1,424.9b	1,520.3b	0.001	0.036	<0.001
ACE	1,429.0	1,784.9a	1,720.7a	1,541.0	1,449.2b	1,542.8b	0.002	0.072	<0.001
Shannon	4.30	5.79a	5.60	4.40	4.89b	5.41	<0.001	<0.001	0.03
Simpson	0.93	0.99a	0.98	0.91	0.97b	0.99	0.015	0.27	0.636
PD	76.75b	88.94a	88.36	86.03a	81.39b	86.06	0.006	0.939	<0.001

Note:

Data are presented as mean of eight samples, means with different superscripts of minuscule represent significant different between the Calves with and without dam groups at the same time point.