Things to do now

Always read the label and ask advice from a vet, vet pharmacist or SQP before deciding which product to use

Things to do now

Always weigh cattle or use a weigh band to calculate the correct dose for each animal

Things to do now

Check meat and milk withdrawal periods for each product before administration

Things to do now

For advice on managing parasite infections in sheep visit

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What is COWS?

Control Of Worms Sustainably (COWS) is a voluntary initiative aiming to provide the best available, evidence-based information to the beef and dairy cattle industries in relation to the sustainable control of both internal and external parasites.

COWS funders

As a voluntary initiative, COWS is kindly funded by: AgriSearch, AHDB, AHDA, AHDB Beef & Lamb, AHDB Dairy, AMTRA, HCC, NFU, NOAH and QMS. COWS also works closely with SCOPS.

Latest Press

COWS & SCOPS say testing before treating for liver fluke advisable after weird weather this year

20th October 2023

Livestock farmers would traditionally be expecting to go into peak liver fluke season at this time of year – but experts in the Sustainable Control of Parasites in Sheep (SCOPS) and Control of Cattle Parasites Sustainable (COWS) groups say 2023 has been a very strange year in terms of weather patterns. Speaking on behalf of … Continued

COWS SCOPS update on Rafoxanide use against liver fluke

2nd October 2023

In recent years there has been confusion around rafoxanide, especially with respect to its use as an alternative to closantel on farms where triclabendazole resistance is suspected.   In the light of a product containing rafoxanide recently being licensed in the UK (POM-V) for use in sheep as a treatment for adult liver fluke, SCOPS … Continued

Climate and management changes may increase red water disease

27th July 2023

Animal and Plant Health Agency (APHA) veterinary investigation officer Harriet McFadzean presented findings from her 2021 MSc project from the University of Edinburgh, on surveillance and risk analysis for bovine babesiosis at a recent COWS Steering Group meeting. Babesiosis, colloquially known as red water disease because of the colour of affected animals’ urine, is caused … Continued

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COWS Members

  • AgriSearch
  • AHDA
  • AHDB
  • Animal and Plant Health Agency
  • Bishopton Veterinary Group
  • British Cattle Veterinary Association
  • Farm First Vets
  • HCC
  • Mark Jelley
  • Moredun
  • NFU
  • NOAH
  • QMS
  • SRUC
  • University of Liverpool
  • Veterinary Medicines Directorate