Irish Veterinary Journal

Table 2 Effect of sex, age and year on horn bud diameter (mm) and height (mm) of suckler-bred male and female calves at disbudding (n = 191)

From: Horn bud size of dairy-bred and suckler-bred calves at time of disbudding

										P Value
Variable	Female	Male	SE	14–28 d	29–60 d	SE	2018	2019	SE	Sex	Age	Year	Sex × Age	Sex × Year	Year × Age
Diameter (mm)	13.29^a	14.46^b	0.278	13.16	14.58 ^b	0.274	13.37 ^a	14.38 ^b	0.278	**	**	*	NS	NS	NS
Height (mm)	3.88^a	5.01^b	0.214	4.11	4.78 ^b	0.201	4.88 ^a	4.01^b	0.214	**	*	**	NS	NS	NS

^a,b Within rows, Lsmeans differ between year, sex and age categories (P < 0.05)
d days old at disbudding, NS not significant (P > 0.05). * P < 0.05, ** P < 0.01
SE pooled standard error

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ISSN: 2046-0481

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