 Subsequently, when preparing a research program for CSIR in north Queensland, Gilruth (acting chief of the division of animal health within CSIR) included a tropical cattle breeding project which was approved by CSIR council.In 1930 money was made available "for an inquiry into Zebu crossbreeding experiments carried out by the US Bureau of Animal Industry and others in the southern USA".Dr Ralph Bodkin Kelley (1890-1970) of the CSIR arrived in the USA in January 1931 to gather information about the advantages of Brahman cross-breeding in Texas.