Rubuta ci gaba don wannan sakin layi - Baya ga wasannin Olympics a cikin wasan motsa jiki, Erdmann ya lashe lambobin yabo goma a FIL World Luge Championships, gami da zinare bakwai (Matan mata: 1989
, 1991, 1997; Mixed tawagar: 1990, 1991, 1993, 1995) da kuma uku azurfa (mata guda: 1995, 1996; Mixed tawagar: 1989). Ta kuma lashe lambobin yabo guda bakwai a Gasar Cin Kofin Turai ta FIL, gami da zinare shida (Mata masu zaman kansu: 1990, 1992; Mixed team: 1990, 1992, 1996, 1998) da tagulla daya (Mata masu zaman kansu: 1998). Erdmann ta lashe lambar yabo ta gaba daya ta gasar cin kofin duniya ta Luge a cikin mata sau biyu (1990<unk>91, 1991<unk>92).