Farmers have threshed 6.6 million hectares of grains or 68% of the early grains sown area, the ministry said in a statement.
The harvested volume includes 16.9 million tonnes of wheat and around 6 million tonnes of barley.
Ukraine plans to thresh 9.76 million hectares of early grains this year, including 6.6 million hectares of wheat and 2.5 million of barley.