Tusi se faʻaauau mo lenei parakalafa - Zubkov na manumalo foi i ni pine se fa i le FIBT World Championships ma ni siliva se lua (Four-man: 2005, 2008
) ma le lua 'apamemea (Two-man: 2008, Four-man: 2003). Na ia manumalo foʻi i le Ipu a le Lalolagi o Bobsleigh i le fa-tagata faʻatolu (2004<unk>5, 2005<unk>6, 2008<unk>9).