Japan's government has labeled the yen's recent fall as speculative, as the currency weakens amid the Iran war sell-off. Core inflation in Tokyo slowed in March, but analysts expect surging oil prices and costlier imports from the weak yen to push the Bank of Japan toward a rate hike as soon as April.
A weaker yen raises Japan's import costs for energy and feed, and it can reduce Japanese buying power for US feed commodities at the margin. The main effect on feed prices is indirect, through energy costs.
Not enough comparable past events yet for a historical read.
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.