Worms (internal parasites) are currently estimated to cost the Australian sheep and wool industry more than $260 million per year and the Australia goat industry $2.5 million per year.

Being familiar with the important worms on your property and how they multiply and survive helps you plan effective worm control and maximise profits. The common sheep or goat worms in Australia can be divided into 3 broad groups:




Other occasional parasites of sheep and goats include:

Other Australian websites for worm information:

NSW DPI sheep health and disease pages

Department of Agriculture and Food, WA, parasites page

Queensland Government