Dairy prices have fallen in the latest global dairy auction overnight.
The average price was down 1.3 percent to $US3487 a tonne.
It follows the 1.9 percent rise in the previous auction two weeks ago.
The price of whole milk powder, a key indicator, was down 1.1 percent to $US3205 a tonne.
But there were solid gains in the price butter milk powder, which lifted by 17.7 percent to $US2314 a tonne.