Mackenzie Zacharias (Winnipeg, MB) lost 4-2 to Serena Gray-Withers (Stonewall, MB) in the Final of the Cargill Curling Training Centre MJCT Spiel, held September 6 - 8, 2019 at the Morris Curling Club in Morris, Canada. To advance to the championship game, Zacharias won 9-1 over Hayley Bergman (Rosenfeld, MB) in the semifinals of the 2019 Cargill Curling Training Centre MJCT Spiel in Morris, Manitoba, Canada;
 
Zacharias finished 5-0 in the 0-team qualifying round. . In their opening game, Zacharias defeated Grace Beaudry (Winnipeg, MB) 7-2, then won 10-2 against Cassandra Stobbe (Winnipeg, MB) and 7-4 against Gray-Withers. Zacharias won 9-3 against Arah Davies (Winnipeg, MB), then won 9-1 against Bergman in their final qualifying round match.
 
. For week 7 of the event schedule, Zacharias did not improve upon their best events, remaining at th place on the World Ranking Standings with total points. Zacharias ranks th overall on the Year-to-Date rankings with points earned so far this season.