Ukraine and Russia together account for nearly a third of global wheat exports, according to Gro Intelligence, an agricultural data firm.
Russia suspended its participation in the grain deal indefinitely on Saturday, after what it claimed was a drone attack by Ukrainian armed forces on its Black Sea fleet in the Crimean city of Sevastopol.
After reaching a record high in March, the UN Food and Agriculture Organization’s global food price index has declined for seven months in a row.
Russia’s decision to suspend its participation “is adding immense volatility to global grain prices,” said Tracey Allen, an agricultural commodities strategist at JPMorgan Chase.
Twelve vessels left Ukraine’s Black Sea ports on Monday, Ukraine’s Minister of Infrastructure Oleksandr Kubrakov said on Twitter.