May arabica coffee (KCK24) on Friday closed down -2.85 (-1.56%), and Mar ICE robusta coffee (RMH24) closed down -127 (-4.00%). Coffee prices on Friday retreated, with robusta falling sharply to a 7-week low. Weakness in the Brazilian real weighed on coffee prices as the real ([^USDBRL](https://www.barchart.com/forex/quotes/%5EUSDBRL/overview)) Friday fell to a 2-week low against the dollar. The weaker real encourages export selling from Brazil’s coffee producers. Robusta coffee on Friday also had some negative carryover from Wednesday when Vietnam’s General Statistics Office reported that Viet…