The three-day event was due to be held in Laois this September.
The economic loss to the midlands of the trade exhibition at the National Ploughing Championships being cancelled is around €50 million.
That figure comes from Assistant Managing Director of the event.
Anna-Marie McHugh is hitting out at the level of communication from senior cabinet members on the issue.
She says Tourism Minister Catherine Martin in particular has given them the short shrift:
A midlands junior minister says it was impossible to give certainty over the National Ploughing Championships.
The organisers announced today that the trade exhibition and World Ploughing Contest - due to be held in Ratheniska in Laois this September - will not be going ahead.
The National Ploughing Association has been hitting out at government for a lack of communication over covid restrictions.
But Junior Minister and Laois-Offaly Fianna Fáil TD, Seán Fleming says they've been as transparent as possible: