Know How / Parasitic diseases

Find out more about parasitic diseases in cattle and sheep. See alerts for seasonal diseases such as blowfly and fluke. Check symptoms, treatments and prevention for coccidiosis and cryptosporidium in calves, how to test for wormer resistance, take faecal egg counts and control sheep scab.

Advice and tips

SHEEP

Q&A: What is toxoplasma and how can you prevent it?

It is thought almost all sheep flocks in the UK have been exposed to the parasite Toxoplasma gondii, which can cause miscarriages, stillbirths and weak lambs. Sheep vet Fiona Lovatt…

SHEEP

Advice for buying rams and observing quarantine protocols

More rams are likely to be sold direct off-farm this year due to the cancellation of some breeding sales under Covid-19 restrictions. That means asking for a “bill of health”…

PARASITIC DISEASES

How to control gastrointestinal parasites in sheep and cattle

Gastrointestinal (GI) parasites are major contributors to reduced ruminant productivity, and if left unmanaged or untreated, can have devastating effects on animal welfare and farm productivity. Large populations of these…

PARASITIC DISEASES

10 things you may not know about coccidiosis

Coccidiosis (Eimeria) is one of the most widespread and costly livestock diseases, causing significant gut damage and production losses in lambs and calves. Coccidiosis is primarily seen in young non-immune…

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Case studies

SHEEP

How shearing lambs can improve growth and reduce labour

Removing the fleeces of lambs is helping lift growth rates and improve flock management on a Welsh farm. Debbie James reports. Shearing every lamb in its first summer is increasing growth rates by up to 20g a…

PARASITIC DISEASES

Sheep farmer sees four clear benefits of plunge-dipping

Safe and efficient plunge-dipping is a key part of a thorough flock health plan for Northumberland commercial lamb producer Selby North-Lewis. Always a big believer in plunge-dipping, Mr North-Lewis’ flock,…

HEALTH AND WELFARE

How Borders flock is using targeted selective treatments

Selective treatments as part of a responsible wormer programme have seen a Scottish Borders farm slash ewe drenching and keep old actives working. The Logans, who won Farmers Weekly's Sheep…

PARASITIC DISEASES

Faecal egg count trial cuts wormer use on Welsh sheep farms

Sheep farms that have adopted faecal egg counting (FEC) to monitor parasite burdens have reported a big reduction in the frequency of wormer treatments needed. The sheep farms were taking…

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Insights

HEALTH AND WELFARE

Study shows financial impact of crypto in beef herd

Cryptosporidiosis in young calves causes significant long-term weight loss and incurs huge economic costs, according to a study carried out in Scotland. The study, at Moredun Research Institute and The…

PARASITIC DISEASES

Video: How farmers are uniting to eradicate sheep scab

Sheep scab is a huge problem and if left untreated can affect a sheep's health and severely impact a sheep business. One mite is enough to spread the disease and…

SHEEP

Wormer trial shows faecal egg counting can cut drench costs

A research project has found using new technology and faecal egg counting can help halve drench use and save money and time. The Techion Group/Sainsbury’s project, looking at remote location…

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News

HEALTH AND WELFARE

Call for vigilance as blowfly strike risk rises

The risk of blowfly strikes in sheep flocks is increasing rapidly and the National Disease Information Service (Nadis) has warned farmers to increase vigilance. The disease primarily affects sheep on…

PARASITIC DISEASES

Free guide gives test v treatment costs for parasite control

Cattle and sheep farmers can access expert information from a free guidance document to help in the fight against roundworms, liver fluke and sheep scab. The Moredun institute and the…

LIVESTOCK DISEASES

Prompt action on liver fluke could limit autumn disease

Graziers should monitor livestock for signs of fluke and act on test results now to prevent disease risk later in the year. If action is not taken and appropriate flukicides…

HEALTH AND WELFARE

Lambs born in early spring at risk of nematodirus

Nematodirus has been diagnosed in 12-week-old lambs in County Durham, killing two and resulting in mild, dark scour in others. Postmortem examination revealed worms and eggs in the gut (highlighted…

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Video

HUSBANDRY

Video: Step-by-step guide to administering cattle pour-ons

Correct use of pour-on products increases the chance of the active drug working and limits drug resistance development. This is according to vet Miranda Timmerman of ProStock Vets, Carmarthenshire, who…

PARASITIC DISEASES

Video: How farmers are uniting to eradicate sheep scab

Sheep scab is a huge problem and if left untreated can affect a sheep's health and severely impact a sheep business. One mite is enough to spread the disease and…

LIVESTOCK

Video: How automated drench gun could cut resistance

Newton Rigg College is one of the first places in the country to be using an automated drench gun, which administers the correct dose of medicine based on the exact…

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