It's revised its forecast price from six-dollars-75 per kilogram of milk solids, to a range of six-dollars-25 to six-dollars-50.
The cooperative has also increased its forecast New Zealand milk collection volumes by 1.3 per cent, to 1,550 million kilograms of milk solids.
Chief executive Miles Hurrell says the change is due to a stronger global milk supply, relative to demand.
He says it's important farmers have the most up to date picture to make the best business decisions.