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Merck Manual
Veterinary Manual
The trusted provider of veterinary information since 1955

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VETERINARY PET
Activity sensor system showing cows in estrus
activity-sensor-system-showing-cows-in-estrus-statham-sized
Activity sensor system showing cows in estrus

    This activity sensor system produces a list of cows within a herd that have been detected to be in estrus. For the herd represented here, the system has detected two cows in heat.

Courtesy of Dr. Jonathan Statham.

In these topics
Breeding Programs for Heifer Replacements and Cows

Merck & Co., Inc., Rahway, NJ, USA (known as MSD outside of the US and Canada) is dedicated to using the power of leading-edge science to save and improve lives around the world.  The Merck Veterinary Manual was first published in 1955 as a service to the community.  The legacy of this great resource continues as the Merck Veterinary Manual in the US and Canada and the MSD Vet Manual outside of North America.

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