TABLE 3. LEAST-SQUARE MEANS FOR EMPTY BODY WEIGHT, GASTROINTESTINAL TRACT FILL,
 HOT CARCASS WEIGHT AND DRESSING PERCENT


 Empty Gastrointestinal Hot
Source ofa body tract fill, carcass Dressing,
variation n weight, kg kg weight, kg %


Creep treatment
 Probability level
 No creep
 Short-term
 Long-term

Zeranol treatment
 Probability level
 No zeranol
 Zeranol

Breed of sire
 Probability level
 Brahman
 Romana Red

Breed of dam
 Probability level
 Angus
 F.


Mean
RSDc


 .02
195.30
209.50
226.20


 .26
205.80
214.90


 .009
222.10
198.70


 .23
205.50
215.20


24 210.40
 18.70


 .06
13.80
11.60
9.30


 .66
11.20
11.90


 .40
11.00
12.20


 .41
12.10
11.00

11.60
3.30


 .007
122.90
133.40
145.70


 .20
130.60
137.40


 .02
140.80
127.20


 .25
131.00
137.00

134.00
12.10


 .06
62.85
63.74
64.37


 .47
63.47
63.84


 .22
63.34
63.97


 .78
63.72
63.58

63.65
1.17


aYear influenced hot carcass weight (P<.04) and dressing % (P<.004).
Dressing % = (hot carcass weight/empty body weight) x 100.
cResidual standard deviation.