As of February 2013, Prekopová's best result at a Biathlon World Cup event is 9th, achieved twice with the Slovakian women's relay team and mixed relay teams. Her best individual performance in a Biathlon World Cup event is 56th, in the sprint at Kontiolahti in 2009/10.[1]
Prekopová retired from biathlon after the end of the 2015–16 season.[3]