Low average birthweights of 25kg and easy-calving dam lines are key to running an expansive suckler operation profitably and keeping total fixed costs at around £377 a cow, including rent and finance.    This is according to Dominic Naylor, farm manager at the Lilburn Estate, Wooler, Northumberland, who finishes bulls at a 360kg carcass weight in 13 months. Land is not a limiting factor for the 12,140ha Lilburn Estate. Rather than focusing on kg of output/ha, the drive is on […]