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. 2023 Nov 16;101:skad358. doi: 10.1093/jas/skad358

Table 3.

Estimated marginal means of body measurements adjusted to a base of all steers at 28% empty body fat

Treatment* Heifer
adjustment
SEM2 P Value
A × B A × J A × H H
N 45 16 15 16
 n, steers 26 8 7 16
 n, heifers 19 8 8 0
Hip height, cm 124.9d 129.0c 133.6b 142.5a −3.5 0.94 <0.01
Body length, cm 137.2c 141.3b 141.5b 150.6a −2.6 1.13 <0.01
Body circumference, cm 225.8b 228.2b 230.6a,b 237.9a −7.3 2.06 <0.01
Forearm circumference, cm 60.6a 57.5b 59.6a,b 59.6a,b −3.0 0.84 <0.01
Hip width, cm 42.0c 42.1b,c 43.3b 48.6a −0.9 0.41 <0.01
Top width, cm 33.9b 33.1b 34.1b 36.0a −0.8 0.49 <0.01

*A × B was progeny of Angus bull × commercial Angus-influenced cow; A × J was progeny of Angus bull × Jersey cow; A × H was progeny of Angus bull × Holstein cow; H was straightbred Holstein.

The heifer adjustment added to the presented treatment means estimated the magnitude of each dependent variable that would be observed for heifers; this is only applicable to the Angus-sired cattle and not the straightbred Holstein cattle.

a,

b,

cMeans without common superscript differ between treatments by pairwise comparisons with Tukey adjustment (P < 0.05).