Effects of early weaning on postpartum reproduction of the dam and growth of calves born as multiples or singles.

@article{Bellows1974EffectsOE,
  title={Effects of early weaning on postpartum reproduction of the dam and growth of calves born as multiples or singles.},
  author={Robert A. Bellows and Rebecca E. Short and Jim Urick and O F Pahnish},
  journal={Journal of animal science},
  year={1974},
  volume={39 3},
  pages={589-600}
}
Two studies were conducted to produce multiple births in beef females and determine growth performance to 90 days of age of early weaned and artificially reared calves. The effects of early weaning on postpartum reproductive activity of dams producing single or multiple births were also determined. The studies involved 52 nulliparous heifers treated with 6.2 mg FSH and 55 lactating 2-year-old dams treated with either 6.2 or 9.4 mg FSH. Estrus was synchronized with MAP and estradiol. Calves were… CONTINUE READING

References

Publications referenced by this paper.

Energy and protein requitements of the calf

  • I. Johannson
  • J . Dairy Sci .
  • 1969

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