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Abstract

For 15 515 Nelore and Charolais × Nelore calves in 2 herds in Brazil, birth weight averaged 32.02 and 30.12 kg respectively, and for 14 481 calves of the 2 types, body weight at weaning averaged 207.32 and 192.75 kg respectively and daily preweaning gain 650 and 604 g. All traits were significantly ...

Author(s)
Alencar, M. M. de; Trematore, R. L.; Leite Oliveira, J. de A.; Almeida, M. A. de
Citation
Revista Brasileira de Zootecnia, 1998, 27, 1, pp 40-46
Abstract

Data on 23 litters from Large White (LW) × (LW × Landrace) gilts and 33 litters from 11 LW × Landrace sows in Spain were analysed. Females were mated with a Dutch Landrace (DL) or a Piétrain × Duroc boar. There were significant differences between gilts and sows in average birth weight of female...

Author(s)
Daza, A.; Evangelista, J. N. B.; Gutiérrez Barquín, M. G.
Citation
ITEA Producción Animal, 1997, 93, 2, pp 119-129
Abstract

Birth weight increased with increasing parity number to the 5th in dams in the subhumid zone (SH, 1.89 kg) and to the 6th in dams in the humid zone (H, 1.71 kg) dams. Season did not significantly affect birth weight in either zone. Birth type (single vs. twins) had the greatest influence on birth...

Author(s)
London, J. C.; Weniger, J. H.
Citation
Journal of Animal Breeding and Genetics, 1995, 112, 5-6, pp 431-453