Federated Farmers says farmers are experiencing fuel shortages, with some two to three weeks behind their normal fuel drops.
The US and Iran have reached a two-week ceasefire, and negotiations are planned in Pakistan this week, on a longer term settlement.
Federated Farmers Dairy Chair Karl Dean says there's no signs of this going away amid the ongoing uncertainty.
LISTEN ABOVE

Enda Brady: UK correspondent on Keir Starmer claiming work needs to be done to keep the ceasefire going
04:23

Sam Dickie: Fisher Funds expert ahead of Kevin Warsh's confirmation hearing next week
04:29

Jamie Mackay: The Country host on the global uncertainties impacting Kiwi farmers
04:17