Texas A&M Researchers Began Breeding Parasite-Resistant Sheep
The project aims to protect small ruminants in San Angelo and beyond from internal parasites.
Updated on Oct. 14, 2026 in Large Animals

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Texas A&M AgriLife researchers have launched a new breeding project focused on developing parasite-resistant sheep. This effort directly addresses the significant health challenges internal parasites pose to small ruminants across Texas.
Why it matters
Internal parasites like the barber's pole worm frequently threaten the health of small livestock herds, impacting herd viability and long-term costs for owners. This initiative seeks to build long-term herd resilience through genetic development.
The program is supported by a gift from Tim and Judy Turner to the Department of Animal Science. This initiative specifically targets internal parasites that remain a detrimental issue for small ruminant owners throughout the region.
The players
Jake Thorne
He is the lead researcher and educator overseeing the development of parasite-resistant sheep populations.
Tim and Judy Turner
As alumni of Texas A&M, they provided the philanthropic funding necessary to establish the small ruminant parasite research program.
Texas A&M AgriLife
This agricultural research and education agency provides the scientific oversight for large animal livestock health improvements in Texas.
The details
Researchers are executing this effort through a collaborative research and education program managed as the Family of Tim R. Turner, D.V.M. '77, and Judy D. Turner '78 Small Ruminant Parasite Program. The breeding strategy focuses on selecting for genetic resistance to the barber's pole worm, which is a primary target of the initiative. This work aims to mitigate the reliance on chemical treatments by improving the natural defenses of the livestock.
Timeline
October 14, 2026: The research program was highlighted.
The Home Front
This breeding program marks a shift toward genetic resilience in livestock management to mitigate the persistent economic impact of internal parasites. It addresses the ongoing challenges documented in small ruminant populations where traditional parasite control has faced increased limitations.
Livestock owners should consult with a veterinarian to review current parasite management protocols for their specific herd. Keep records of your animals' health and any prior treatments to help determine if your herd might benefit from future genetic resistance options.
The takeaway
This initiative provides a proactive, science-backed path toward reducing parasite-related risks in small ruminants. Owners should continue to monitor their livestock closely and work with animal science professionals to stay informed about ongoing developments in genetic resistance.
Further reading
For more information on managing herd health, visit our Large Animals section.
Source note: This article includes information reported by High Plains Journal.
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Should agricultural research prioritize breeding livestock with natural disease resistance?







