Colorado State University's Mo Salman told Farm Journal that Chinese laboratories produced unauthorised live bird flu vaccines during the 2004-5 H5 outbreaks, raising concern that similar unlicensed vaccines could be behind new ASF strains. The comments link the new virus variants to possible vaccine origins.
Unlicensed vaccine concerns add uncertainty to the trajectory of China's hog herd and therefore to long-run feed demand, though no immediate supply change is reported.
After 69 past neutral disease events, Lean Hogs moved a median -0.2% over 5 sessions (48% higher; middle half -1.4% to +1.5%), and -1.6% over 20.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.