Preweaning growth characteristics for Brahman-Angus embryo transfer calves /

Angus dam vs the effect of having a purebred Angus sire

Bibliographic Details
Main Author: Cook, Billy Jack, 1968-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1995.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:Angus dam vs the effect of having a purebred Angus sire
birth weight for steer calves was 36.71 0.44 kg which was
Brahman sire and a crossbred dam vs a crossbred sire and a
by the purebred Angus dams. Similar contrasts were conducted
compared 3-4 Angus calves out of purebred sires vs those out
comparison determined that the effect of having a purebred
Effects of factors affecting birth weight and weaning weight
estimate of .44 ︢.20. The birth weight heritability estimate
existed between 1-4 Angus and 1-4 Brahman calves. A contrast
for full-sib families was .41 ︢.12. Paternal half-sibs had a
had a birth weight heritability estimate of .27 ︢.16.
heavier at birth than those out of purebred Brahman dams. The
indicating that 3-4 Brahman calves out of crossbred dams were
kg. Three-quarter Angus calves were 18.04 + 4.32kg heavier
Maternal half-sibs exhibited a birth weight heritability
maternal halfsibs had a weaning weight heritability estimate
matings from combinations using Brahman and Angus inheritance
mean weaning weight for all 241 calves was 231.67 ︢2.19
of .34 .20 the weaning weight heritability estimate for full-
of 3-4 Brahman x ;,4 Angus and 3-4 Angus x 14 Brahman embryo
of purebred Brahman sire and a crossbred dam vs a cossbred
of purebred dams (AB or BA x A vs A x AB or BA), this
purebred dam was significant (p = .05). Paternal half-sibs
resulted in a significantly (P = .005) heavier calf produced
sib families was .27 ︢.12.
significantly (p < .0001) heavier than the heifer's birth
sire and a purebred Brahman dam was significant (P = .0001)
than @4 Brahman calves (P = .0001). The effect of a purebred
to detect any differences in 3-4 Brahman calves. The effect
transfer calves were analyzed. Data used in this project
was used to create 32 embryo transfer families. The mean
weaning weight heritability estimate of .24 ︢.18. While
weight of 33.55 ︢0.46 kg. No difference for birth weight
were collected at the Angleton Research Station. Backcross
Item Description:"Major subject: Animal Science".
Vita.
Physical Description:viii, 52 leaves ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references.