FOND DU LAC COUNTY, Wis. (WTAQ) - Investigators in Fond du Lac County are trying to figure out what caused a large barn fire.

Several departments responded to a farm on Highway 151 in the Town of Calumet around 5:30 p.m. Saturday.

A family member called to say they noticed smoke coming from the hay loft. All of the cattle were evacuated safely, but the barn is considered a total loss.