2008 after impressive pre-season form. He captained the team again in 2008, kicking two goals in Port's Grand Final rematch against Geelong and again the following week. He booted four goals against Hawthorn in Round 8 (three goals in the first quarter) and again kicked four goals against Fremantle in Round 17, eventually dislocating his shoulder in the final term, ending his year. Despite criticism and queries over his form for the bulk of the year, Tredrea performed admirably in season 2008, kicking 31 goals and registering 28 score assists in 17 games. Late career and retirement: 2009–2010 Tredrea started the first two games of 2009 slowly but in Round 3 he kicked six goals against the Demons. The first time he had kicked five or more goals since Round 15, 2005. The next week he kicked his 500th goal and kicked another six goals against the Hawks before kicking seven goals against Richmond in Round 8, including the match winning goal with less than a minute to play and a towering mark at the other end of the ground to secure the game with seconds to play. After the match Mark Williams claimed it was his best game he had ever played earning him three Brownlow votes. He booted three goals in the Geelong loss in Round 13 and kicked four goals against the Brisbane Lions in Round 21, which was his final game for the year. Tredrea booted 51 goals in 21 games of the season, his best return since 2005 and the eighth time he had topped the Port Adelaide goal kicking chart. At season's end Tredrea was awarded his fourth John Cahill Medal as Port Adelaide's best and fairest player. At the start of 2010, he became the last inaugural player for the club who played with the Power (Nathan Eagleton was also the only other inaugural Port Adelaide player still competing in the league, although he was playing for the Western Bulldogs until his retirement at the end of the 2010 season). Tredrea started 2010 well, kicking two goals and picking up 13 disposals against North Melbourne at AAMI Stadium. Tredrea played his 250th game with a win against the West Coast Eagles in Round 2 at Subiaco Oval. In the week leading up to Tredrea's 250th game, when asked if he wanted to continue playing football further than 2010 he replied stating, "You never