Breeding Season of a Nelore cattle in Goiás state

Authors

  • Gabriela Lucia Bonato
  • Ricarda Maria dos Santos

DOI:

https://doi.org/10.22256/pubvet.v5n34.1218

Keywords:

beef cattle, pregnancy rate, calf

Abstract

The objective of this work to present rates of pregnant animals different categories of the first year of a breeding season held in the state of Goias, and to underscore the importance of this practice so simple, but provides both productive and financial gains for the producer. The herd consisted of 334 arrays, 48 of which were heifers, 123 primiparous and 163 multiparous. The breeding season lasts from December 2010 to April 2011, and the heifers filed 15 days in advance of the rest of the herd and the proportion of bull / cow was 1:30. The pregnancy diagnosis was made by ultrasound 45 days after the end of the season. The pregnancy rate was 79.1%, 51.2% and 67.4% respectively for heifers, primiparous and multiparous, revealing the difficulty of first births to suit the breeding season.

Published

2015-09-16

Issue

Section

Reprodução animal

How to Cite

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