Mezue ahịrịokwu na-esonụ: Weißhaidinger mebiri Austrian n'okpuru 23 gbagburu agbapụ na 2012, na-atụba 19.22 m. Ọ bụ onye ikpeazụ n'asọmpị ịgba egbe na diski n'asọmpị
2013 European U23 Championships, mana etinyeghị ya n'ime isii kacha elu na ihe omume ọ bụla. Weißhaidinger buru ụzọ mebie mita 60 na ụmụ nwoke 2 n'arọ diski na 2014, na-atụba 60.02 m na Eprel na 60.68 m na Mee; ọ bụ onye mbụ na-atụ Austrian n'okpuru afọ 23 nke gafere mita 60, na-emebi ndekọ mba Gerhard Mayer n'okpuru afọ 23 site na 2001.