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Animal Science Database

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Abstract

The goals of this study were to assess whether the injection of 1 mg of estradiol cypionate (ECP) at 13 days after service of artificial insemination (AI) increases fertility in the study subject and if the same dose injected in the near estrus (20±1 days) after artificial insemination services...

Author(s)
Leyva, C.; Aguilar, D.; Morales, J. L.; Pérez-López, S.; Véliz, F. G.; Soto-Domínguez, A.; Morán Martínez, J.
Publisher
Taylor & Francis, Abingdon, UK
Citation
Journal of Applied Animal Research, 2016, 44, 1, pp 24-26
Abstract

The objective of this study was to determine the association of lung consolidation at weaning with later reproductive performance and survival. Ultrasonography of the lungs was performed at 60 d of life in recently weaned Holstein heifer calves from a single farm in New York State. Thoracic...

Author(s)
Teixeira, A. G. V.; McArt, J. A. A.; Bicalho, R. C.
Publisher
Elsevier Inc., Philadelphia, USA
Citation
Journal of Dairy Science, 2017, 100, 4, pp 2985-2991
Abstract

This study aimed to investigate the association between plasma adipokine concentrations and metabolic and reproductive parameters in Holstein dairy cows fed diets with different energy levels during the peripartum period. The experiment started 1 mo before first calving and was maintained for 2...

Author(s)
Mellouk, N.; Rame, C.; Touzé, J. L.; Briant, E.; Ma, L.; Guillaume, D.; Lomet, D.; Caraty, A.; Ntallaris, T.; Humblot, P.; Dupont, J.
Publisher
Elsevier Inc., Philadelphia, USA
Citation
Journal of Dairy Science, 2017, 100, 10, pp 8518-8533
Abstract

The objective of this study was to determine the association between ambient temperature and humidity, vaginal temperature, and automated activity monitoring in synchronized cows. Lactating Holstein cows (n=641; 41.5±9.4 kg of milk/d) were fitted with leg-mounted pedometers, resulting in 843...

Author(s)
Polsky, L. B.; Madureira, A. M. L.; Drago Filho, E. L.; Soriano, S.; Sica, A. F.; Vasconcelos, J. L. M.; Cerri, R. L. A.
Publisher
Elsevier Inc., Philadelphia, USA
Citation
Journal of Dairy Science, 2017, 100, 10, pp 8590-8601
Abstract

Contentious issues in calf rearing include milk feeding practices and single versus group housing. The current study was performed on a high producing 170 Holstein cow dairy farm, to investigate the impact of nutrition and housing on growth and reproduction. Heifer calves (n=100) were allocated in...

Author(s)
Curtis, G.; Argo, C. M.; Jones, D.; Grove-White, D.
Publisher
Public Library of Sciences (PLoS), San Francisco, USA
Citation
PLoS ONE, 2018, 13, 2, pp e0191687
Abstract

An efficient dairy herd must produce a living, healthy calf per cow per year, and it should be accomplished with a Calving-Conception Interval (CCI) no greater than 100 days. Objective: Describe CCI epidemiological aspects in specialized dairy cattle in Costa Rica during the 2000-2013 period....

Author(s)
Roche Loaiza, A. la; Vargas Leitón, B.; Camacho Sandoval, J.; Castillo Badilla, G.; Romero Zúñiga, J. J.
Publisher
Escuela de Medicina Veterinaria, Universidad Nacional de Costa Rica, Heredia, Costa Rica
Citation
Revista Ciencias Veterinarias, 2019, 37, 1, pp 27-45

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