Table 3. Alpha diversity measures of bacterial communities in the ruminal contents between the starter feed- and breast milk-fed groups.

Alpha diversity index	Breast milk-fed	Starter feed-fed	P-value
OTU	1601.7 ± 108.5	798.0 ± 65.6	<0.001
Chao	1940.8 ± 110.8	972.7 ± 65.1	<0.001
ACE	2045.8 ± 117.1	1019.3 ± 67.6	<0.001
Simpson	0.024 ± 0.004	0.104 ± 0.031	0.028
Shannon	5.560 ± 0.172	3.878 ± 0.283	<0.001
Coverage	0.961 ± 0.002	0.986 ± 0.002	<0.001