Prices hit a high of $15,900 in the working dog auction at last weeks Rabobank WA Sheep Expo & Ram Sale at Katanning for this three-year-old brown and tan desexed female, Shimmy Downs Tanner, when it was knocked down to Craig Heggaton, Kojonup. With Tanner after the sale were Westcoast Wool & Livestock WA sheep manager Lincon Gangell (left), Ben Fletcher, representing Zoetis which was a sponsor of the sale, sale co-ordinators Jim Harradine, Williams and Blake Robinson, Frankland River, vendor James Carr, Shimmy Downs Kelpies, Busselton and Westcoast Wool & Livestock auctioneer Chris…