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Meet the ‘other’ critters that might be freeloading in your stock! Tapeworm is a mostly harmless parasite of young lambs. Lungworm is most common in young calves and can cause serious disease if left unchecked. Liver fluke can be a cause of ill thrift on some farms. Learn about these worms and their management here. … **WARNING: CONTENT MAY OFFEND  … Tapeworm, liver fluke and …

What’s the story with genetics for worm management? Aren’t worm-resistant sheep poor performers? What’s the difference between resistance and resilience? Who’s CarLA (hint: It’s not your sister’s mate from Temuka). Resistant sheep have high immunity to worms and pass less worm eggs in their faeces. Resilient sheep continue to grow and perform despite worm challenge. Both traits are being measured and selected by NZ sheep breeders – you can buy rams that will improve these traits in your flock. …

… to drenching.  Keeping a population (or refuge) of drench-susceptible worms on the farm can slow the build-up of parasites resistant (R) to drenches.   Without some worms in Refugia, drench-resistant (R) worms carry on breeding, while …