Dairy prices continued to improve at this morning's GlobalDairyTrade auction, the GDT price index gaining 1 per cent since the last sale a fortnight ago.
It was the third consecutive rise in prices since the last sale of 2014.
Wholemilk powder - a key product for determining Fonterra's farmgate milk price - rose by 3.8 per cent since the last sale to US$2402 a tonne - but still well short of the US$3500 required for the co-operative's current forecast of $4.70 a kg to materialise.
ANZ Bank, in a forecast issued on Tuesday, expects the milk price to drop to $4.35 this season.
At the auction, rennet casein prices gained 3.3 per cent, butter firmed 0.1 per cent and skim milk powder prices improved by 1.0 per cent.