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BILL E. KUNKLE INTERDISCIPLINARY BEEF SYMPOSIUM: Temperament and acclimation to human handling influence growth, health, and reproductive responses in Bos taurus and Bos indicus cattle
(Amer Soc Animal Science, 2014-12-01)
Temperament in cattle is defined as the fear-related behavioral responses when exposed to human handling. Our group evaluates cattle temperament using 1) chute score on a 1 to 5 scale that increases according to excitable ...
Comparação de sistemas de avaliação de dietas para bovinos no modelo de produção intensiva de carne. Confinamento de tourinhos jovens
(2002-01-01)
Thirty 3/4 Canchim + 1/4 Nelore young bulls with 417 kg of body weight and 15 months of age, were confined during 84 days. The animals were fed with diets composed with corn silage, corn grain, cottonseed meal, soybean ...
Comparação de sistemas de avaliação de dietas para bovinos no modelo de produção intensiva de carne. Confinamento de tourinhos jovens
(2002-01-01)
Thirty 3/4 Canchim + 1/4 Nelore young bulls with 417 kg of body weight and 15 months of age, were confined during 84 days. The animals were fed with diets composed with corn silage, corn grain, cottonseed meal, soybean ...
Gastrointestinal nematode infection in beef cattle raised in silvopastoral and conventional systems in São Paulo state, Brazil
(2017-06-01)
The use of silvopastoral systems (SPS) can be a good alternative to reduce the environmental impacts of livestock breeding in Brazil. Despite the advantages offered by public policies, many producers hesitate to use this ...
Economic values and selection index in different Angus-Nellore cross-bred production systems
(Wiley-Blackwell, 2018-06-01)
Bioeconomic models were developed to calculate economic values (EV) for economically important traits in beef cattle, to evaluate the impact of these traits on production profitability, to assess possible market changes ...
Análise da comercialização de bezerros de corte no sudoeste do Paraná
(Universidade Tecnológica Federal do ParanáDois VizinhosBrasilZootecniaUTFPR, 2012-10-19)
The objective of this work was to evaluate the choices of calf buyers in auctions at Southwest region of Paraná State, as well as the price variation obtained for those animals. Thus, auctions from five municipalities were ...
Association of GH and IGF-1 polymorphisms with growth traits in a synthetic beef cattle breed
(Sociedade Brasileira de Genética, 2005-01-01)
The Canchim beef cattle (5/8 Charolais + 3/8 Zebu) has been selected for meat production in Brazil since late 1950. In the present work the effects of growth hormone (GH) and insulin-like growth factor 1 (IGF-1) polymorphisms ...
Association of GH and IGF-1 polymorphisms with growth traits in a synthetic beef cattle breed
(Sociedade Brasileira de Genética, 2005-01-01)
The Canchim beef cattle (5/8 Charolais + 3/8 Zebu) has been selected for meat production in Brazil since late 1950. In the present work the effects of growth hormone (GH) and insulin-like growth factor 1 (IGF-1) polymorphisms ...
Genetic associations of conformation, finishing precocity and muscling visual scores with mature weight in Nelore cattle
(Elsevier B.V., 2011-02-01)
Were estimate (co)variance and genetic associations between conformation, finishing precocity and muscling visual scores measured at weaning (SCW, SFW and SMW, respectively) and yearling (SCY. SFY and SMY, respectively) ...