G r oup ope r a ti ng r e s ul ts Strong Q1 2020 production c ons i s t ent w i t h gui danc e des pi t e C ov i d 19 pandem i c but c ar e and m ai nt enanc e at P or ger a nec es s i t at es r ev i s ed gr oup gui danc e of 4 6M oz t o 5 0M oz i f or t he y ear Costs well contained and in line with prior quarter Gold production in Q2 expected to be lower than Q1 due t o m i ne s equenc i ng and pl anned m ai nt enanc e but s c hedul ed t o i nc r eas e i n s ec ond hal f of t he y ear as gui ded Copper sales increased f r om t he pr ev i ous quar t er as l oc al s m el t er s r es t ar t af t er m ai nt enanc e s hut dow n Significant drop in costs demonstrates resilience of this bus i nes s Copper production on track to meet guidance of 440 to 500 Ml b i n 2020 i G ol d ope r a t i ng r e s ul t s Q 1 2020 Q 4 2019 Q 1 2019 P r oduc t i on oz 000 1 250 1 439 1 367 C os t of s al es oz 6 1 020 1 046 947 T ot al c as h c os t s oz 7 692 692 631 A ll i n s us t ai ni ng c os t s oz 7 954 923 825 C oppe r ope r a t i ng r e s ul t s Q 1 2020 Q 4 2019 Q 1 2019 P r oduc t i on m i l l i ons of pounds 11 5 11 7 106 C os t of s al es l b 6 1 96 2 26 2 21 C 1 c as h c os t s l b 8 1 55 1 90 1 66 A ll i n s us t ai ni ng c os t s l b 8 2 04 2 82 2 46 i Ba rri c k i s c l os el y m on i t or i n g t h e g l ob al C ov i d 1 9 pa ndem i c a nd B a r r i c k s gui da nc e m a y be i m pa c t ed i f t he o pe r a t i o n o r de v e l o pm e nt o f o u r m i n es an d p r oj ec t s i s d i s r u p t ed d u e t o ef f or t s t o s l ow t h e s p r ead of t h e v i r u s