The fonds contains minutes, milk agreements, membership records, financial papers, published records, ledgers, a membership index, manuals of operation, pamphlets, historical manuscripts and ephemera, speeches by Dan Nicholson (President of the Association), papers relating to the British Columbia Royal Commission on Milk (1954-1955), and transcripts of interviews with pioneers. Also included are scrapbooks, audio tapes of annual meetings, and photographs. The fonds also includes records of Royal Dairies Limited (originally Young Hoy Limited). Photographs in the fonds depict the construction of the Burnaby plant (1962-1963) and various photographs pertaining to the Association and the Fraser Valley in general. The fonds is arranged into 23 series.