Effect of calcium-energy supplements on calving-related disorders, fertility and milk yield during the transition period in cows fed anionic diets

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

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Author(s)

  • P. Melendez
  • G. A. Donovan
  • C. A. Risco
  • R. Littell
  • J. P. Goff

Detail(s)

Original languageEnglish
Pages (from-to)843-854
Journal / PublicationTheriogenology
Volume60
Issue number5
Publication statusPublished - 15 Sept 2003
Externally publishedYes

Abstract

The objective of this study was to determine the effect of a calcium-energy supplement at calving on the incidence of calving-related disorders (CRD), fertility, BCS and milk yield in cows fed anionic diets and to establish any associations among outcome variables. In Florida, from October to December 1997, 479 cows were assigned to three groups and treated at calving as follows: Group 1: 160 nontreated cows; Group 2: 158 cows, treated orally with 60 g Ca as CaCl2; Group 3: 161 cows, treated orally with 110 g Ca as calcium propionate (510 g) plus propylene glycol (400 g). No treatment effect was detected for any of the outcome variables. An association was found between dystocia and age and retained fetal membranes (RFM). Age and RFM were associated with metritis. RFM and displacement of the abomasum were associated with ketosis. Ketosis and age were related to displacement of the abomasum. Parity, BCS, ovarian cysts, RFM and metritis were associated with fertility. © 2003 Elsevier Science Inc. All rights reserved.

Research Area(s)

  • Calcium-energy supplement, Diseases, Fertility, Transition cows

Bibliographic Note

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Citation Format(s)

Effect of calcium-energy supplements on calving-related disorders, fertility and milk yield during the transition period in cows fed anionic diets. / Melendez, P.; Donovan, G. A.; Risco, C. A. et al.
In: Theriogenology, Vol. 60, No. 5, 15.09.2003, p. 843-854.

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review