Dairy prices have fallen slightly in Fonterra's latest online auction.
Fonterra's global dairy trade-trade weighted index fell 2.6% to an average selling price of $US4,324 a tonne.
Prices rose slightly at the last auction a fortnight ago, and the index has risen 7.6% so far this year.
Whole milk powder, which makes up the bulk of sales, rose slightly at the latest auction but prices fell for other products including skim milk powder.
