Halder began tobogganing on natural track at the age of ten and switched to artificial track at the age of 14. From 2000 she was a member of the national team of the Austrian Luge Association . She celebrated her first international success at the Junior World Championships in Calgary in 1996 when she won the bronze medal with the team. Three years later she won gold with the team and bronze in the individual at the Junior World Championships in 1999 in Igls . In 2000 she won the bronze medal with the team again in Altenberg .
In the Challenge Cup , Halder started in the 2000/01 season. As the best overall results she reached two third places in the seasons 2005/06 and 2006/07 . From the 2001/02 season, Halder also took part in the World Cup as well as in World and European Championships . Her best result in the overall World Cup was fifth in the 2003/04 season . She finished sixth twice ( 2002/03 and 2005/06 ) and twice seventh ( 2006/07 and 2008/09 ). In total, she was placed among the top ten in the overall World Cup eight times. At European championships, Halder won four medals: in 2004 she was third with the team, in 2008 third in the singles and second with the team and in 2010 again second with the team. At world championships her best results were fourth place in the team competition in 2004 and fifth place in single-seater in 2003 and 2004. Halder also achieved fifth place in single-seater at the 2006 Winter Olympics in Turin . Four years later, however, she was only twelfth at the 2010 Winter Olympics in Vancouver . At national level, Halder won two national championship titles in single-seater in 2006 and 2008.
In the summer of 2011, Halder announced her retirement after 20 years in tobogganing.
↑ Harald Steyrer, Herbert Wurzer, Egon Theiner: 50 Years FIL 1957–2007. The history of the International Luge Federation in three volumes. Volume II, Egoth Verlag, Vienna 2007, ISBN 978-3-902480-46-0 , pp. 77-81.