Alberta's Katherine Sipka won 5-1 over Trent Poulsen (Red Deer, AB) in the Final of the Cochrane U15 AJCT, held November 7 - 9, 2025 at the Cochrane Curling Club in , Canada. To advance to the championship game, Alberta's Katherine Sipka won 6-5 over Alberta's Ben Meyers in the semifinals
 
Alberta's Katherine Sipka finished 3-0 in the 0-team qualifying round. . In their opening game, Alberta's Katherine Sipka defeated Alberta's Jacob Gilroy 11-7, then won 8-5 against Alberta's Ava Dumont and 10-3 against Alberta's Jackson Northcott in their final qualifying round match.
 
Alberta's Katherine Sipka ranks th overall on the Year-to-Date rankings with points earned so far this season.