A steady week of liveweight sales has been underpinned by factories holding or increasing quotes.
SUBSCRIBER ONLYThe wormer is known as 'dual active' as it contains two compounds that target the same parasites.
Adam Woods visited Long Lane farm this week, which rears 6,500 calves annually for the Buitelaar group.
Strategic dosing can lower worm burdens on farms and also prevent worm populations from becoming resistant, writes Peter McCann.