Buuxi weedha soo socota: Niedernhuber sidoo kale waxay ku guuleysatay toddobo billadood tartanka adduunka ee loo yaqaan 'FIL World Luge Championships' oo leh hal dahab ah (Kooxda isku dhafan: 2004), afar billadood oo qalin ah (Dumarka kaligiis: 1999, 2000, 2004, 2005), iyo laba billadood oo naxaas ah (Dumarka kaligiis: 2001, 2003). Waxay sidoo kale ku guuleysatay seddex billadood oo naxaas ah tartanka gabdhaha ee tartanka FIL European Luge Championships (2000, 2002,
2006).