On March 30, 2023 an updated Code of Practice for the Care and Handling of Dairy Cattle was released and comes into effect April 1, 2024 (unless indicated otherwise in Requirements with a later phase-in date) and is available at https://www.nfacc.ca/codes-of-practice/dairy-cattle.
"During this 1-year general coming-into-effect period, the 2009 dairy cattle Code continues to apply and is available here."