Rubuta ci gaba don wannan sakin layi - Koschischek ta fara halartar wasannin 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 daya 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 lokuta na 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.