 Alf Carmichael played , and scored 2-goals in Hull Kingston Rovers' 10–22 defeat by Huddersfield in the 1911–12 Yorkshire County Cup Final during the 1911–12 season at Belle Vue, Wakefield on Saturday 25 November 1911, in front of a crowd of 20,000.Alf Carmichael was the top point scorer for both the 1910–11 and 1911–12 seasons, and he still jointly holds Hull Kingston Rovers' "Goals In A Match" record, with 14 goals, along with Mike Fletcher, Colin Armstrong and Damien Couturier.He scored 10-conversions, and 4-drop goals against Merthyr Tydfil RLFC on Saturday 8 October 1910.