Tarrant's junior football began at the Emu Plains/Glenmore Lions and Kellyville/Rouse Hill Magpies she joined the East Coast Eagles Premier Division senior side in 2018 contesting a Grand Final in 2019. She was still at school when she was recruited to the AFLW, moving to Melbourne following her graduation.[2]
She made her AFLW debut in Round 5, 2020 against the West Coast Eagles at Casey Fields playing 3 games before the COVID-19 pandemic ended competition for the year.[1]
In May 2022, Tarrant joined expansion club Sydney.[7]