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Control of Worms Sustainably (COWS) is an industry stakeholder group which aims to promote best practice in the control of cattle parasites. More about COWS...

You can read our cattle parasite guidance, or look specifically at guidance on fluke - and check out the videos on using cattle parasiticides.

Want to know more about resistance? Read our technical summary starting with what is resistance?

Latest from COWS

Invitation to tender for knowledge transfer and delivery for the COWS industry steering group. Download the invitation to tender.
SCOPS and COWS have teamed up to provide regular updates on liver fluke using all the information available across the UK, including a look at the impact of recent weather, advice to farmers, and fluke testing options.

Download the latest (6 November) update here.

COWS produces a list of flukicide products for cattle showing flukicide product names, active ingredients, age of fluke killed, method of application, withdrawal period, and whether they also have activity against other internal and external cattle parasites. Download the latest version.
  Traditionally regarded as being of minor importance in Europe, recent evidence suggests that the prevalence of rumen fluke infection is increasing in parts of the UK. Read more...
  Lungworm infection is unpredictable by nature, and poses a significant threat to young calves, potentially reducing growth rates by over 20% and costing 50 to 100 per head. Incidences of lungworm are hard to predict and have been consistently reported across the country in recent years. As producers look ahead to spring grazing, control of the parasite should be a key consideration. Read more...
The COWS Guide to Liver Fluke for farmers has been launched. Do you know your way around liver fluke?
The 2016 version of the AHDB BRP cattle and sheep parasite guide.
Taflen COWS newydd i ffermwyr, yn awr yn y Gymraeg.
New farmer leaflet

The new COWS farmer leaflet on cattle worming is here. Take a look and let us know what you think.

COWS technical manual updated

The revised chapters on "Controlling ectoparasites and insect pests of cattle" and on "Integrated parasite control on cattle farms" have been added to the website, together with a new summary on "Sustainable Parasite Control Strategies", thus completing for now the revision of the COWS technical manual.

Liver fluke risk lower than last year

The relatively dry autumn in 2014 has meant that the liver fluke risk is lower than it was for last year. COWS has issued some recommendations. Read more...

Veterinary surgeons in particular may be interested to read "Liver fluke - an overview for practitioners" by Diana Williams et al., presented at BCVA Congress 2014. We are grateful for permission to include it here.

COWS has issued an invitation to tender for knowledge transfer coordination and delivery for the COWS industry steering group
The Liver Fluke section of the cattle parasites technical manual has been updated and republished.
COWS press release: Get fluke treatment right this autumn
COWS has released its Top Ten Tips for Controlling Liver Fluke in Cattle.
The latest version of the COWS list of flukicide products in cattle is now available.

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Other COWS stakeholders