2000
DOI: 10.1590/s1516-35982000000300007
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Conseqüências econômicas da seleção para gordura e proteína do leite

Abstract: RESUMO -O objetivo deste trabalho foi examinar a conveniência de se pagar pelo valor genético da proteína e gordura do leite no sêmen importado, usando a técnica do fluxo genético descontado, com base em valores econômicos derivados de um trabalho paralelo e parâmetros biológicos da literatura. No Estado do Paraná, o sêmen de reprodutores melhoradores para proteína e gordura poderia resultar em lucro, dependendo do seu custo, enquanto em Minas Gerais esses reprodutores teriam prejuízo. As tendências genéticas … Show more

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Cited by 8 publications
(10 citation statements)
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“…It is difficult to compare these results with those of similar studies in Brazil, because milk payment policies are quite recent in the country. In the simulation study developed by Madalena (2000), who calculated EVs for Paraná where a bonus policy for milk components was applied, a positive selection response was obtained for an index that included milk volume and components.…”
Section: Evs and Selection Indexesmentioning
confidence: 99%
See 1 more Smart Citation
“…It is difficult to compare these results with those of similar studies in Brazil, because milk payment policies are quite recent in the country. In the simulation study developed by Madalena (2000), who calculated EVs for Paraná where a bonus policy for milk components was applied, a positive selection response was obtained for an index that included milk volume and components.…”
Section: Evs and Selection Indexesmentioning
confidence: 99%
“…Madalena (2000) simulated the expected response to selection indexes for milk, fat, and protein yields using EVs obtained for the prevailing payment policies in the States of Minas Gerais and Paraná. Expected responses were positive when using EVs obtained for payment circumstances in Paraná, where payment policies included bonuses for milk components.…”
Section: Introductionmentioning
confidence: 99%
“…Os valores econômicos dos componentes do leite em países desenvolvidos são maiores para proteína, seguida de gordura e valores baixos ou negativos para o veículo (Pieters et al, 1997, Steverink et al, 1994e Vischer et al, 1994. Madalena (2000b) …”
Section: Função De Lucrounclassified
“…Apesar da importância nutricional e funcional de todos os constituintes nutricional do leite, segundo Madalena (2000) os componentes gordura e proteína, são considerados de maior valor econômico dentro dos programas de pagamento de leite por qualidade. Esse fato sugere uma maior importância dada a esses constituintes pelos principais atores da cadeia produtiva leiteira.…”
Section: Introductionunclassified