In 2015, Kadobina was member of the Belarusian Group that won gold in 6 Clubs / 2 Hoops at the 2015 European Games, the Belarusian group also won bronze in the all-around. At the 2015 World Cup series in Kazan, Kadobina with the Belarusian Group won silver medals in Group all-around and 2 Hoops / 6 Clubs, they won bronze in 5 Ribbons.