Use of a split or single prostaglandin F(2α) treatment in a 6-day synchronization protocol for nonlactating dairy cows.

@article{ValldecabresTorres2013UseOA,
  title={Use of a split or single prostaglandin F(2α) treatment in a 6-day synchronization protocol for nonlactating dairy cows.},
  author={X Valldecabres-Torres and Alejandro Garc{\'i}a-Mu{\~n}oz and E Garcia-Rosello and J Cuervo-Arango},
  journal={Journal of dairy science},
  year={2013},
  volume={96 3},
  pages={1647-52}
}
The 6-d timed artificial insemination protocol has been designed to advance luteolysis after the first administration of GnRH so that the preovulatory follicular diameter at second GnRH is reduced and thereby pregnancy outcome may be improved. To achieve an earlier and complete luteolysis (5 to 6 d after the first GnRH treatment), an extra PGF(2α) treatment must be administered to cows 24 h after the initial PGF(2α) treatment. Although the use of 2 PGF(2α) treatments increases labor costs… CONTINUE READING

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