Leading experts in calf health and immunology are joining forces on Wednesday 3rd September 2025 to deliver an exclusive webinar for vets tackling the practical realities of vaccinating against Cryptosporidium parvum, now the most common cause of infectious scour in UK calves¹.
Hosted by MSD Animal Health, the interactive session — Breaking Barriers to Cryptosporidiosis Vaccination — will explore the clinical and practical challenges vets face when recommending vaccination as part of a wider scour control programme.
The live webinar will run from 4:00pm–5:00pm and is open exclusively to veterinary professionals. It will include a Q&A session addressing common concerns around vaccination timing, use in Johne’s-positive herds, the role of extended colostrum feeding, and the growing issue of antimicrobial resistance.
Speakers:
- Dr Kat Baxter-Smith, Veterinary Advisor, MSD – The real cost of cryptosporidiosis
- Professor Dirk Werling, Royal Veterinary College – Antimicrobial resistance in calf health
- Dr Katie Denholm, University of Glasgow – Calf immunity and extended colostrum feeding strategies
- Peter Orpin, Chair, Technical Group, Action Group Johne’s – Navigating Johne’s and vaccination

“Vaccination has an important role to play in cryptosporidiosis control, but we know that for some practices, concerns remain — particularly around colostrum management and use in herds with Johne’s,” says Dr Kat Baxter-Smith, Veterinary Advisor at MSD Animal Health.
“This session is about opening up those discussions, sharing the latest research, and addressing the barriers that may be holding back wider adoption. Our aim is to support vets in moving scour management from reaction to prevention.”
Register now (Vet-only):
Breaking Barriers to Cryptosporidiosis Vaccination
Wednesday 3rd September 2025 | 4:00pm–5:00pm
https://view6.workcast.net/register?cpak=7702733614498733
Veterinary professionals and their clients can also attend two farmer-focused webinars in the series, which offer practical insights into prevention and on-farm scour control strategies:
Stopping Calf Scour in its Tracks
Wednesday 3rd September 2025 | 11:00am–12:00pm
Covers key causes of scour, importance of testing, and what works on farm.
https://view6.workcast.net/register?cpak=2672823248659692
Winning the On-Farm Fight Against Cryptosporidiosis
Friday 12th September 2025 | 11:00am–12:00pm
Details a proven five-point plan, including vaccination, hygiene, and extended colostrum feeding, plus a farmer case study.
https://view6.workcast.net/register?cpak=3753834657598739
All sessions are free to attend and will be available on demand for those who register.
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