Arriva has daily departures from Århus directly to MCH Messecenter Herning's own station, which is only a few minutes walk from Entrance West and the administration.
Take the line called Århus-Silkeborg-Herning-Struer.
See the schedule for Århus-Silkeborg-Herning-Struer
(NB: Schedule is in Danish)
Plan your trip to MCH Messecenter Herning with the Journey Planner rejseplanen.dk. The Journey Planner covers all train connections in Denmark and greater international connections to and from Denmark.
From Herning Station, you can go by taxa, city bus or train (see info about Arriva above) to come directly to MCH Messecenter Herning.