His personal best throw is 20.94 metres, achieved in June 2005 in Velenje. With the junior shot (6 kg) he has 21.96 metres, achieved in June 2002 in Zagreb. This was the junior world record until June 2009, when it was surpassed by David Storl.[3] He also has 60.54 metres in the discus throw, achieved in May 2005 in La Jolla, California.
Since 2013, Elkasević has coached Sandra Perković, a multiple World, Olympic and European discus throw champion.[4] The two married on 31 December 2023.[5]