Carlton Arnell was signed as a priority player by
Carlton in August 2016 ahead of the league's inaugural 2017 season. She had previously worked at the club in an off-field role, including in the development of Carlton's bid for a women's team licence. She was named the club's inaugural AFL Women's captain in January 2017. She made her debut in round 1,
2017, in the club and the league's inaugural match at
Princes Park against . Carlton signed Arnell for the 2018 season during the trade period in May 2017. She was replaced as captain by
Brianna Davey in 2018, instead taking on the role of co-vice captain that season.
Brisbane On 28 May 2018, Arnell moved to
Brisbane in a three-way deal in which
Carlton received pick 40 and
Collingwood received
Nicole Hildebrand. Ahead of the
2021 AFL Women's season, Arnell made the decision to retire at the end of the season, a decision she announced in April 2021, following Brisbane's
18-point victory over
Adelaide to claim the premiership. ==Playing statistics==