The rand weakened sharply after the US Federal Reserve raised its benchmark rate by a quarter point and lowered its 2019 hike projections to two, fewer than the market expected. USDZAR jumped from 14.13 to 14.40 within about three hours of the announcement.
A stronger dollar after the Fed decision raises the rand cost of imported feed ingredients, which pressures South African feed buyers.
Not enough comparable past events yet for a historical read.
After 2,356 past bullish macro events, US Dollar (Broad) moved a median +0.2% over 5 sessions (60% higher; middle half -0.3% to +0.7%), and +0.4% 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.