Document Type

Fact Sheet

Series No.

684

Description

Standing heat (estrus) is the time when the cow stands to be mounted by other cows or a bull. The heat (estrous) cycle (number of days from one standing heat to the next) of the cow averages 21 days. Heat cycle length is usually consistent for an individual animal, but can vary from 17 to 24 days. The average cow will be in standing heat for about 14 hours. Some animals may stand for only 4 hours; others as long as 24 hours.

Publication Date

1978

Format

application/pdf

Publisher

South Dakota State University

Rights

South Dakota State University

Comments

This item was digitized with the support from Project CERES, a collaboration between USAIN, AgNIC, and the Center for Research Libraries.

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