June 25 (Reuters) - Kghm KGH.WA :
* MAY SALES OF PAYABLE COPPER AMOUNTED TO 63.7 THOUSAND TONNES, UP 28% PERCENT YOY
* MAY SILVER SALES AMOUNTED TO 143.4 TONNES, UP 97% PERCENT YOY
* MAY PAYABLE COPPER PRODUCTION AMOUNTED TO 61.9 THOUSAND TONNES, UP 16% YOY
* MAY SILVER PRODUCTION AMOUNTED TO 133.5 TONNES, UP 32% YOY