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Simple Genetic-Selection Strategies to Manage the Barber Pole Worm

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By Dave Scott, NCAT Agriculture Specialist

Published: June 2018

Updated: n/a



4 pages


Genetic-selection tools can lift a seemingly grim parasite situation into a landscape that has hope. It will not happen in a year, but after several generations of careful breeding, you will begin to see some improvement in the resistance of your flock to the Barber Pole Worm, Haemonchus contortus. This tipsheet is intended to supplement the informative ATTRA publication, Tools for Managing Internal Parasites in Small Ruminants: Animal Selection.

Table of Contents

Start Here First
The Real Deal: Fecal Egg Counts
A Practical Alternative: FAMACHA Score
Get There Faster: Use Estimated Breeding Values
Further Resources

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This page was last updated on: May 7, 2019