At the latest GDT auction, skim milk powder rallied 6.5 per cent to US$2,329 a tonne, while butter gained 4 per cent to US$4,146 a tonne.
Anhydrous milk fat increased 2.6 per cent to US$5,146 a tonne, while cheddar added 0.9 per cent to US$3,332 a tonne.
Meanwhile, lactose dropped 4.0 per cent to US$755 a tonne, while rennet casein fell 4.8 per cent to US$6,025 a tonne, and butter milk powder declined 5.4 per cent to US$2,248 a tonne.
The New Zealand dollar last traded at 71.69 US cents at about 12.27pm in New York, compared with 71.51 US cents at 5pm in Wellington the previous day.
There were 107 winning bidders out of 166 participating at the 17-round auction. The number of qualified bidders dropped to 510, down from 620 at the previous auction.