Lyubov Petrowa made her international debut in 2003 as part of the Junior European Cup. In 2004 she achieved her first single-digit result, in 2005 her first podium finish. At the Junior European Championships in Novosibirsk in 2005 , Petrowa won bronze in the sprint, silver in the pursuit and, in fourth place in the individual, just missed a third medal. Shortly afterwards the Junior World Championships in Kontiolahti were less successful . The best results were a seventh place in the sprint and ninth place in the pursuit.
In 2005 Petrowa made his debut in Obertilliach in the women's biathlon European Cup and finished 29th in the individual. In the third race she was already in the top ten, after which she just missed a first podium in fourth. In 2007, behind Ute Niziak , the Russian just missed her first European Cup victory as the runner-up in an individual. At the start of the 2007/08 season , Petrowa was nominated for the first time for the Biathlon World Cup . At the competitions in Kontiolahti she was 46th in the individual and 71st in the sprint. The first major event for women was the 2009 European Biathlon Championships in Ufa , where the Russian finished third in the individual, sixth in the sprint and seventh in the pursuit. With the relay she also won the silver medal behind the team from Ukraine.
Biathlon 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