equine-cloning biotechnology ethical-dilemmas sports-technology

Field of clones: How horse replicas came to dominate polo

knowablemagazine.org

June 7, 2026

15 min read

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Summary

Equine cloning has become a mature industry in Argentina's polo scene, with cloned horses now commonly used. Ethical dilemmas surrounding the practice continue to be a topic of discussion.

Key Takeaways

Equine cloning has become a mature industry in Argentina, significantly impacting the sport of polo.
Polo player Adolfo Cambiaso successfully cloned his flagship mare, Cuartetera, leading to the establishment of La Dolfina's dominance with over 150 cloned horses.
Cloning a horse is more expensive than traditional breeding methods, and ethical dilemmas regarding animal welfare and competition fairness persist.
The cloning process involves somatic cell nuclear transfer, which has been successfully applied to over 25 mammal species since the creation of Dolly the sheep in 1996.

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Community Sentiment

Mixed

Positives

The idea of cloning high-performing horses could revolutionize polo, ensuring consistent quality and performance in the sport.
Advancements in cloning technology may lead to ethical alternatives in horse racing, potentially improving animal welfare.

Concerns

Cloning could lock the industry into a cycle of sameness, preventing the evolution of potentially better horse breeds.
Turning biological assets into commodities through cloning raises significant ethical concerns about the future of horse breeding.