 In 2006–07 he was part of the [Tasmania triumphant Pura Cup side and made 736 runs at 38.73 with one hundred, and the next season he collected 565 runs at 31.38 without once reaching triple-figures.A former Academy and Australia Under-19 player who relocated from country Victoria, Birt has spent time playing with Derbyshire but did not return there in 2008 and instead had hip surgery during the off-season.On 5 February 2010, Birt made his Twenty20 International, and subsequent international debut for Australia, against Pakistan at the Melbourne Cricket Ground.