A solid understanding of mare cyclicity is the foundation on which to build or evaluate an equine breeding program. Horses differ from other species both in timing of cyclicity as well as endocrine patterns within a cycle. Basic principles can aid horse breeders in more effectively timing and breeding with or without hormone manipulation. This publication provides an in-depth explanation of the science behind horse breeding.

Status and Revision History
Published on Dec 23, 2014

Jillian Bohlen Assistant Professor, Animal & Dairy Science
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