Articles

Coccidia are protozoan parasites that develop in the intestinal tract of cattle, sheep and goats. Mostly affects young animals before their lifetime immunity develops. Coccidiosis…

Each winter we field a number of enquiries about cattle lice, so this article aims to supplement some of the advice we provide. There are…

The small brown stomach worm (Ostertagia ostertagi) is the most production-limiting parasite for young cattle in cooler, higher rainfall regions. This includes temperate, winter rainfall…

Black Scour worm is a common winter worm species found in sheep, and sometimes cattle. The main species of Black Scour worms are Trichostrongylus colubriformis…

Before reading ‘Preventing Parasite Resistance’, you can read our previous article ‘Parasite Resistance: A Simple Explanation’ for a refresher. Summary It’s important to read the…

What is Parasite Resistance? Put simply, resistance is when a worm or parasite survives a treatment that is intended to kill them. Over time, parasites…

Contents SummaryIntroductionLife CycleDrench Toxicity to Dung BeetlesHow to help dung beetles around drenchingTips for drenching around dung beetles Summary Drenching doesn’t affect adult dung beetles,…

As of 1st January 2025, Tasmania, New South Wales, South Australia, Western Australia and Queensland make the transition to electronic eID tags for 2025 drop…

The blood-sucking parasite barber’s pole worm is quite dangerous for sheep, causing an infection known as haemonchosis which, because of its blood-sucking activity, can result…

Trace elements are essential for bodily function, growth AND performance. Cases of trace element imbalance (deficiency or toxicity) can result in significant implications for your…

by Dr Murray Grant Drenching Programs for Weaner Cattle – Key messages Weaner cattle are the most susceptible to worm burdens. With good drench and…

What is grass tetany? Grass tetany (or grass staggers in sheep) is a condition caused by critically low magnesium levels in the blood (hypomagnesemia). It…

What is Liver Fluke? Liver fluke is a trematode parasite that doesn’t just cause problems for cattle; it can also affect sheep, goats and horses….

Bovine Ephemeral Fever (BEF) is a viral disease of cattle and buffalo that is spread by mosquitos and biting midges. Usually, affected animals are only…

By Natasha Reading, B.Ag.Sc The tick season is upon us once more, and as always, parasite management is about prevention rather than treatment. Once an…

by Dr Murray Grant, Veterinarian, Chemvet Australia Pty Ltd Over my time in Veterinary practice, sheep weaner health and production over the Autumn months was…

What is the difference? I am often asked what the difference is between lice and ringworm on cattle. Both conditions involve hair loss and rubbing…

Persistence of injectable abamectin (Vetmec) compared with other injectable products e.g. Dectomax, Cydectin etc The following Papers describe studies published in prestigious veterinary journals. They…

One of the biggest risks to the health of a flock of sheep is an infestation of parasites; worms in particular. According to a 2011…

The hydatid tapeworm might only be 2-4mm in length and virtually undetectable to the naked eye, but the harm it can do is powerful. Hydatids…