• Following the declaration of the July Liquids Formula Contract parameter data by Dairy Co Datum, this will revise the September 2013 delivered Liquid Formula price +0.142p/litre to 31.929p/l (source; milkprices.com flagship league table). Please click on the link for further details. Milk price difference since launch now as follows: March 29.850p/l Standard Liquid; September  31.929p/l Formula  difference +2.079p/l.