12 / 28 research in australia three-way crossbreeding, most profitable cross on pasture-based system in australia a study made by dairy australia, the national service body for the dairy industry in australia, compared the different crossbreds with purebred herds on a pasture-based system. the results confirm that the three-way crosses with reds are the most profitable. c rossbreeding in australian dairy herds has been gaining field and an expert panel from the dairy australia incalf presented the findings from a re- cent research on crossbreeding. this project looked at farmer attitudes and use of crossbreeding, examined the industry data on production, fertility, and udder health. they also analysed the longevity of crossbred and pure- bred