The Flying Roos finished the opening day of the Switzerland Sail Grand Prix on top of their group after navigating an unforgiving day of light-wind racing on Lake Geneva.
The Australians recorded a consistent 5-4-1 scoreline across the three fleet races on Saturday, closing with a race win to secure pole position in Group B heading into Sunday on 10 points.
Team strategist Tash Bryant described the challenging conditions as a "soldier's course", with crews forced to fight for every metre in the shifting, low-pressure breeze.