From 2003 to 2005, Ganster competed regularly in FIS events. In 2004, she won one event in Pöhla and medalled at several others. Her final competitive ski jump at international level was in Oslo on 12 March 2005, where she placed eighth. She never formally represented her country in Olympic ski jumping, which did not become an official Olympic sport for women until 2014, when Carina Vogt won the first Gold medal.