Quebec Premier Francois Legault tries a flight simulator at the Airbus A220 manufacturing facility in Mirabel, Que., in July, 2024.

Quebec has booked another significant writedown on the value of its investment in a manufacturing partnership with Airbus SE EADSY for the A220 jet as the European plane giant races to make the aircraft program profitable by the end of next year.

Premier François Legault’s government has reduced by half the estimated value of its current stake in the A220 limited partnership with Airbus and now pegs it at US$300-million, officials with the province’s Economy Department confirmed Wednesday. The depreciation was recorded in the government’s financial statements for the fiscal year ending March 31.

Short-term returns on the A220 program have declined becau

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