Dog Tread Dog #AgrMNB-999-810 Donor: Tom Anderson Last Harvest Day the dog tread was a hit with children. They were lined up for a turn to hop on and help with the butter churning. They were going so fast that the cream was flying out of the churn! Horses, dogs or even sheep were used in the past to power machinery on the farm. At the Agricultural Museum of NB, we have 3 dog treads – the one used on Harvest Day is a replica built by Mike Kilpatrick.   By using a dog treadmill