On the 21st of May, Clydevale Holsteins at Macorna North, in northern Victoria, will hold their Golden Anniversary Sale to celebrate 50 years of breeding Holsteins. Their cow Clydevale Doc Integrity EX-92 was Grand Champion of the 2024 Victorian On-Farm Challenge, a competition that included 1,255 cows from 150 farms. Integrity’s identical sister, Clydevale Doc Inga EX-90, will be one of the feature attractions of the sale.