In the 1955–56 season, Krau and her partner, Rodney Ward, won the national junior pairs' title and finished second on the senior level at the British Championships. After placing 9th at the 1956 European Championships in Paris, they competed at the 1956 Winter Olympics in Cortina d'Ampezzo, where they finished 11th. They placed 9th at their final event of the season, the 1956 World Championships in Garmisch-Partenkirchen.