It may be Sunday but it is still a big news day, We hear from a farm owner who had thousands of litres of milk was lost in a vandalism attack, We are curious to understand the science behind how an animal’s pain threshold is determined and are joined by a professor from Massey University and we learn about Husqvarna's LC walk behind mowers. Rural Exchange with Hamish McKay, Sarah Perriam and Richard Loe thanks to Carters Tyre Service. Listen Live 5-7am Sat & Sun on RadioLIVE & rova. Catch up on rova 24/7 channel 93, podcasts on iTunes, BeyondPod. Watch video of full shows posted after 7pm on Rural Exchange.