Effect of castration timing and weaning strategy on the taxonomic and functional profile of ruminal bacteria and archaea of beef calves

Table 1 Summary of calf ages and weights, by castration timing and weaning groups (mean ± SE)

Variable	Castration				P values*	Weaning		P values*
Variable	Birth	Turnout	Pre-weaning	Weaning	P values*	Fence-line	Truck	P values*
Weight at birth (kg)	38.21 ± 1.99	37.06 ± 1.74	38.1 ± 1.66	37.64 ± 1.07	0.9	38.52 ± 0.95	37.07 ± 1.24	0.2
Weight at Post-weaning (kg)	263.83 ± 7.67	267.44 ± 8.17	267.18 ± 11.08	275.06 ± 8.95	0.8	276.52 ± 6.89	260.8 ± 5.05	0.1
Average daily gain (kg)	1.06 ± 0.04	1.09 ± 0.04	1.1 ± 0.05	1.14 ± 0.05	0.6	1.15 ^a ± 0.03	1.04 ^b ± 0.02	0.02
Age at Post-weaning (days)	213 ± 2.56	212 ± 1.56	209 ± 3.32	209 ± 3.71	0.8	208 ^c ±2.17	214 ^d ±1.63	0.01

*Kruskal-Wallis test
^a,b,c,dValues with different superscript letters within the same row denote statistically significant differences

ISSN: 2524-4671