Genetic parameters for milk, fat and protein yields in Murrah buffaloes (Bubalus bubalis artiodactyla, bovidae)

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Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorUniversidad Nacional Agraria de la Selva-
Autor(es): dc.contributorAgência Paulista de Tecnologia Dos Agronegócios-
Autor(es): dc.creatorAspilcueta-Borquis, Rusbel Raúl-
Autor(es): dc.creatorSesana, Roberta Cristina-
Autor(es): dc.creatorBerrocal, Milthon Honorio Munoz-
Autor(es): dc.creatorSeno, Leonardo De Oliveira-
Autor(es): dc.creatorBignardi, Annaiza Braga-
Autor(es): dc.creatorEl Faro, Lenira-
Autor(es): dc.creatorDe Albuquerque, Lucia Galvão-
Autor(es): dc.creatorDe Camargo, Gregório Miguel Ferreira-
Autor(es): dc.creatorTonhati, Humberto-
Data de aceite: dc.date.accessioned2025-08-21T21:46:43Z-
Data de disponibilização: dc.date.available2025-08-21T21:46:43Z-
Data de envio: dc.date.issued2022-04-28-
Data de envio: dc.date.issued2022-04-28-
Data de envio: dc.date.issued2010-01-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1590/S1415-47572010005000005-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/225793-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/225793-
Descrição: dc.descriptionThe objective of the present study was to estimate genetic parameters for test-day milk, fat and protein yields and 305-day-yields in Murrah buffaloes. 4,757 complete lactations of Murrah buffaloes were analyzed. Co-variance components were estimated by the restricted maximum likelihood method. The models included additive direct genetic and permanent environmental effects as random effects, and the fixed effects of contemporary group, milking number and age of the cow at calving as linear and quadratic covariables. Contemporary groups were defined by herd-year-month of test for test-day yields and by herd-year-season of calving for 305-day yields. The heritability estimates obtained by two-trait analysis ranged from 0.15 to 0.24 for milk, 0.16 to 0.23 for protein and 0.13 to 0.22 for fat, yields. Genetic and phenotypic correlations were all positive. The observed population additive genetic variation indicated that selection might be an effective tool in changing population means in milk, fat and protein yields. Copyright © 2009, Sociedade Brasileira de Genética.-
Descrição: dc.descriptionDepartamento de Zootecnia Faculdade de Ciencias Agrarias e Veterinarias Universidade Estadual Paulista 'Júlio de Mesquita Filho' Jaboticabal, Via de Aceso Prof. Paulo Donato Castellane s/n, 14884-900 Jaboticabal, SP-
Descrição: dc.descriptionUniversidad Nacional Agraria de la Selva, Tingo Maria-
Descrição: dc.descriptionAgência Paulista de Tecnologia Dos Agronegócios, Ribeirão Preto, SP-
Descrição: dc.descriptionDepartamento de Zootecnia Faculdade de Ciencias Agrarias e Veterinarias Universidade Estadual Paulista 'Júlio de Mesquita Filho' Jaboticabal, Via de Aceso Prof. Paulo Donato Castellane s/n, 14884-900 Jaboticabal, SP-
Formato: dc.format71-77-
Idioma: dc.languageen-
Relação: dc.relationGenetics and Molecular Biology-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectAccumulated productions-
Palavras-chave: dc.subjectGenetic correlations-
Palavras-chave: dc.subjectHeritability-
Palavras-chave: dc.subjectTest-day model-
Título: dc.titleGenetic parameters for milk, fat and protein yields in Murrah buffaloes (Bubalus bubalis artiodactyla, bovidae)-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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