Kammala wannan jumla: Koschischek ya fara zama na farko na kasa da kasa a
Wasannin Duniya na Sojoji na 2007 a Hyderabad, Indiya, inda ta sami lambar tagulla a tseren mita 100 na kyauta ta kashi ɗaya cikin goma na biyu (0.10) a bayan Camelia Potec na Romania, inda ta sanya lokacinta a dakika 57.62. A shekara ta 2008, Koschischek ya kai wasan kusa da na karshe na 'yanci da kuma butterfly (duka mita 100) a gasar zakarun Turai a Eindhoven, Netherlands, tare da lokutan 56.15 da 59.61. Bayan da ta share FINA B-yanke a cikin abubuwan biyu, ta tabbatar da wani wuri a cikin tawagar 'yan wasan Austria don wasannin Olympics.