Northumbria farmer sees his average yield increase by over 2 litres in 60 days in his 200+ milking herd.
Lancashire farmer see his yield increase by over 250 litres with 27 fewer cows.
North west dairy farmer added Optipartum-C+ to his 21% starch ration for 30 days.
Comparing cows with same DIM, farmer sees his her performance boosted 30 days after adding Optipartum-C+.
Derbyshire farmer adds 300 litres to his tank at higher fat and protein levels 30 days after using Optipartum-C+ for the first time