[1][2] Trussler made her county debut in 2021, for Hampshire against Middlesex in the Women's Twenty20 Cup.
[8] She played eight matches for Hampshire in the 2023 Women's Twenty20 Cup, scoring 111 runs and taking 10 wickets at an average of 8.70.
[9][10] Trussler was named in the Southern Vipers squad for the 2021 season, but did not play a match.
[12] She made her debut for the side on 17 September 2022, against Northern Diamonds in the Rachael Heyhoe Flint Trophy, taking 2/56 from her 10 overs.
[13] She played one more match for Vipers that season, against South East Stars in the Rachael Heyhoe Flint Trophy play-off, taking 2/12 from her 6.2 overs.