House Approves $11M for BLM Wild Horse Fertility Control

An amendment to the House appropriations bill designates funds from the Bureau of Land Management budget to use the PZP vaccine to manage wild horse and burro populations.

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House Approves $11M for BLM Wild Horse Fertility Control
The PZP vaccine is one way the BLM manages population control of wild horses and burros on public lands. | Photo: iStock

On the afternoon of July 24, bill HR 7608 passed the U.S. House of Representatives with an amendment designating $11 million of the Bureau of Land Management’s budget for the Wild Horse and Burro Program to be used to implement the porcine zona pellucida (PZP) immunocontraception fertility suppression vaccine.

“This is significant in part because the BLM would be required to direct that funding for PZP fertility control,” said Joanna Grossman, equine program manager for the Animal Welfare Institute. “In past years, there has been vague language directing the BLM to pursue humane or politically viable and effective options.”

The PZP vaccine suppresses fertility and acts as a contraception in animals such as horses and elephants. It’s one way the BLM manages population control of wild horses and burros on public lands

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Written by:

Kimberly Bowker is a freelance writer based in Bend, Oregon. She grew up trail riding through the juniper and sagebrush, and also attending an occasional dressage show. She loves exploring how all of our stories connect in this world.

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