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Reduction of crude protein in diets fed to lactating Holstein-Gyr cows. Author(s): GUIMARÃES, C. R.; AZEVEDO, R. A. de; CAMPOS, M. M.; MACHADO, F. S.; PEDROSO, A. M.; CARVALHEIRA, L. de R.; TOMICH, T. R.; PEREIRA, L. G. R.; COELHO, S. G. ABSTRACT - The objective of this work was to evaluate the effect of reducing crude protein (CP) contents in diets with a constant metabolizable protein content on the intake, performance, nitrogen bal... ... Repository: BDPA Publication year: 2018
Estimation of genetic parameters for milking temperament in Holstein-Gyr cows. Author(s): TABORDA, P. A. B.; VALENTE, T. da S.; CARVALHAL, M. V. de L.; SILVA, M. V. G. B.; COSTA, M. J. R. P. da Introduction: Dairy cattle with poor temperament can cause several inconveniences during milking, leading to labor difficulties, increasing the risk of accidents with animals and workers, and compromi... ... Repository: BDPA Publication year: 2023
Enteric methane emission by Holstein, Gyr and F1 Holstein-Gyr dairy heifers. Author(s): SILVESTRE, T.; PEREIRA, L. G. R.; RODRIGUES, P. H. M.; MACHADO, F. S.; TOMICH, T. R.; CAMPOS, M. M.; SANTOS, G. B.; VARGAS, M. W.; ALMEIDA, E. M.; MATA E SILVA, B. C. Repository: BDPA Publication year: 2014
Relationship between rumen methanogens and methane production in crossbred Holstein-Gyr steers. Author(s): SOUZA, S. M. de; OSS, D. B.; PEREIRA, L. G. R.; BENTO, C. B. P.; MANTOVANI, H. C.; MARCONDES, M. I.; MACHADO, F. S.; TOMICH, T. R.; CAMPOS, M. M.; CARMO, A. S.; MOREIRA, E. de A.; MOREIRA, S. A. T.; ARCURI, P. B. Repository: BDPA Publication year: 2015
Maternal breed influence in Holstein-Gyr reciprocal F1 embryos. Author(s): OLIVEIRA, C. S.; SERAPIÃO, R. V.; CAMARGO, A. J dos R.; FREITAS, C. de; IGUMA, L. T.; CAMARGO, L. S. de A.; VERNEQUE, R. da S. Repository: BDPA Publication year: 2017
Behavior of holstein gyr and crossbred holstein-gyr dairy heifers under different feeding levels. Author(s): CAMPOS, M. M.; FILHO, C. A. A. O.; TOMICH, T. R.; PEREIRA, L. G. R.; MACHADO, F. S.; LOPES, A. P.; TEIXEIRA, D. M. Repository: BDPA Publication year: 2014
Effect of diet and stage of gestation on maternal digestive tract in crossbred (Holstein-Gyr) dairy cattle. Author(s): ROTTA, P. P.; VALADARES FILHO, S. C.; MACHADO, F. S.; CAMPOS, M. M.; MARCONDES, M. I.; CARVALHO, B. C. de; SILVA, L. F. C.; MENEZES, A. C. B.; SILVA, L. H. R. Repository: BDPA Publication year: 2014
Dry matter and nutrient intake of pregnant Holstein-gyr cows fed ad libitum or at maintenance level in different stages of gestation. Author(s): ROTTA, P. P.; VALADARES FILHO, S. C.; MACHADO, F. S.; CAMPOS, M. M.; MARCONDES, M. I.; CARVALHO, B. C. de; SILVA, L. F. C.; SILVA, F. A. S.; MENEZES, A. C. B.; SILVA, L. H. R. Repository: BDPA Publication year: 2014
Energy requirements of Holstein, Gyr, and Holstein x Gyr crossbred heifers using the respirometry technique. Author(s): SILVESTRE, T.; FERREIRA, A. L.; MACHADO, F. S.; CAMPOS, M. M.; TOMICH, T. R.; PEREIRA, L. G. R.; RODRIGUES, P. H. M.; MARCONDES, M. I. We aimed to determine the energy requirements for maintenance and gain of 18 prepubertal dairy heifers of three breed compositions (BC; Holstein, Gyr, and Holstein × Gyr). Diets were formulated for ga... ... Repository: BDPA Publication year: 2022
Are dairy cows with a more reactive temperament less efficient in energetic metabolism and do they produce more enteric methane? Author(s): MARÇAL-PEDROZA, M. G.; CAMPOS, M. M.; SACRAMENTO, J. P.; PEREIRA, L. G. R.; MACHADO, F. S.; TOMICH, T. R.; COSTA, M. J. R. P. da; SANT’ANNA, A. C. It remains unknown whether dairy cows with more reactive temperament produce more enteric methane (CH4) and are less bioenergetically efficient than the calmer ones. The objectives of this study were... ... Repository: BDPA Publication year: 2021

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