Kristýna Černá starts for TJ Spartak OEZ Letohrad . She made her international debut at the Biathlon Junior World Championships 2011 in Nové Město na Moravě , where she was 39th of the individual, 41st of the sprint, 34th of the pursuit and 12th of the relay race. In the further course of the year she also took part in the junior races of the Summer Biathlon World Championships 2011 in the same place, where she was ninth in the sprint and pursuit and fifth in the relay race. In 2012 she started at the junior races of the European Championships in Osrblie and was 15th in the individual, 23rd in the sprint, 19th in the pursuit and fifth in mixed relay with Eva Puskarčíková , Vlastimil Vávra and Michal Krčmář . Then Černá started at the Biathlon Junior World Championships 2012 in Kontiolahti , where she was sixth in the individual, 17th in the sprint, 16th in the pursuit and 12th in the relay. The junior races of the Summer Biathlon World Championships 2012 in Ufa followed again . There she was 15th of the sprint, eleventh in the pursuit race and won bronze in the mixed relay race with Jessica Jislová, Matěj Krupčík and Michal Žák.
Černá made her debut at the beginning of the 2011/12 season in Östersund in the IBU Cup , where she was 59th of a sprint. In 2013 she contested her first race in the Biathlon World Cup in Oberhof . In her first race she was 73rd of the sprint and with Veronika Vítková , Veronika Zvařičová and Jitka Landová eleventh with the Czech relay. A week later she was back in the relay with Veronika Vítková, Gabriela Soukalová and Veronika Zvařičová in Ruhpolding . With her teammates she reached third place behind Norway and Russia, the best Czech relay result for a long time and at the same time her first podium result in the World Cup.
World Cup placements
The table shows all placements (depending on the year, including the Olympic Games and World Championships).
1st - 3rd Place: Number of podium placements
Top 10: Number of placements in the top ten (including podium)
Points ranks: Number of placements within the point ranks (including podium and top 10)
Starts: Number of races run in the respective discipline