A non-transitory computer-readable recording medium in which a transportation operation control program is stored, the program causing a computer to execute:
- influence calculating a magnitude of a degree of influence of a pre-process site on a transportation source site, using a calculation criterion, on presence status information relating to the transportation source site among a plurality of sites and the pre-process site among the presence status information representing presence status of articles at the plurality of sites, the pre-process site influencing the presence status of articles at the transportation source site;
- calculating a importance degree of the transportation operation for a combination of the transportation source site and the transportation destination site, based on a transportation cost required for a transportation operation of transporting the article from the transportation source site to a transportation destination site among the plurality of sites, the presence status information relating to the transportation source site and the transportation destination site, and the magnitude of the degrees of influence;
- and
- calculation criterion, based on the presence status information relating to the transportation source site and the transportation destination site after the transportation operation selected based on the importance degree has been performed.