Table 2.

Comparisons of alpha diversity metrics in the rumen, cecum, and colon of calves at weaning.

α-Diversity
	Chao1				Shannon
	Overall	CON	SB	P-value	Overall	CON	SB	P-value
Rumen	1698.0a	1887.2	1508.7	0.01	3.6a	3.7	3.6	0.15
Cecum	1728.7a	1630.3	1827.0	0.30	4.9b	4.8	5.0	0.28
Colon	2849.0b	2827.3	2870.7	0.87	5.1b	5.1	5.1	0.76

Significant differences according to gastrointestinal region are denoted with different letters.