K ey assu m p t i o n s 2020 2021 G ol d P r i c e oz 1 350 1 200 C oppe r P r i c e U S l b 2 75 2 75 O i l P ri c e W T I b a rre l 65 65 A UD E x c h a n g e Ra t e A UD US D 0 70 0 75 AR S Ex c h a n g e R a t e U SD AR S 65 00 75 00 CA D E x c h a n g e Ra t e US D CA D 1 30 1 30 C LP E x c hange R at e U S D C LP 725 680 E UR E x c h a n g e Ra t e E UR US D 1 20 1 20 Barricks five y e ar i ndi c at i v e out l ook i s bas e d on our c ur r e nt ope r at i ng as s e t por t f ol i o s us t ai ni ng pr oj e c t s i n pr ogr e s s and e x pl or at i on m i ne r al r e s our c e m anage m e nt i ni t i at i v e s i n e x e c ut i on A ddi t i onal as s e t opt i m i z at i on f ur t he r e x pl or at i on gr ow t h ne w pr oj e c t i ni t i at i v e s and di v e s t i t ur e s ar e not i nc l ude d F or t he gr oup gol d and c opp e r s e gm e nt s and w he r e appl i c abl e f or a s pe c i f i c r e gi on t hi s i ndi c at i v e out l ook i s s ubj e c t t o c hange and as s um e s t he f ol l ow i ng The inclusion of synergies identified for Nevada Gold Mines Production from Cortez Deep South by 2020 in l i ne w i t h gui da nc e Production ramping u p f r o m t he t hi r d s ha f t a t T ur quo i s e R i dge by 2022 i n l i ne w i t h gui da nc e Production from Goldrush commencing in 2021 in l i ne w i t h gui danc e Production from the proposed Pueblo Viejo plant expansion and tailings project by 2023 in l i ne w i t h gui da nc e O ur a s s um pt i ons a r e s ubj e c t t o c ha nge f o l l o w i n g t he c o m bi n ed f e a s i bi l i t y s t udy f o r t he pl a nt e x p ans i o n a nd t a ilin g s p r o je c t An 84 ownership interest in North Mara Bulyanhulu and Buzwagi At this time we assume that Buzwagi will enter care and mai nt e n a nc e i n 2021 A restart of mining operations at Bulyanhulu by the end of 2020 Tongon will enter care and maintenance during the 2022 year A sale of stockpiled concentrate related to the Tanzania assets and Lumwana by the end of 2020 Production from the Zaldivar C upr o C hl o r C hl o r i de Le a c h P r o j e c t by 2022 A nt o f a g as t a i s t he o pe r a t or o f Z a l di v a r Production attributable to Porgera is based on the assumption that the mines current care and maintenance status will be tem p or a r y a nd t ha t t he s us pe ns i on o f o pe r a t i ons w i l l no t ha v e a s i gni f i c a nt i m pa c t o n B a r r i c k s f ut ur e pr o duc t i on This five y e ar i ndi c at i v e out l ook e x c l ude s Production from Fourmile Production from assets currently in care and maintenance including Pierina Lagunas Norte Morila and Golden Sunlight Production from long t er m g r een f i e l d op t i o n a l i t y f r om D on l i n P as c u a L am a N or t e A b i er t o or A l t u r as B a r r i ck s t e n y e ar gol d pr oduc t i on pr of i l e i s bas e d on i t s c ur r e nt ope r at i ng as s e t por t f ol i o s us t ai ni ng pr oj e c t s i n pr ogr e s s an d e x pl or at i on m i ne r al r e s our c e m anage m e nt i ni t i at i v e s i n e x e c ut i on s ubj e c t t o adj us t m e nt bas e d on t he out c om e of t he pr oc e s s w i t h t he G ov e r nm e nt of P apua N e w G ui ne a w i t h r e s pe c t t o t he P or ge r a S pe c i al M i ni ng Le as e ex t e ns i on A ddi t i onal as s e t opt i m i z at i o n f ur t he r e x pl or at i on gr ow t h ne w pr oj e c t i ni t i at i v e s and di v e s t i t ur e s ar e not i nc l ude d T hi s t e n y e ar out l ook i s s ubj e c t t o c hange and i s bas e d on t he s am e as s um pt i on s a s t he c ur r e nt f i v e y e ar out l ook de t ai l e d abov e f or t he i ni t i al f i v e y e ar s T he s ubs e que nt f i v e y e ar s i s al s o s ubj e c t t o c hange and as s um e s at t r i but a bl e pr oduc t i on f r om F our m i l e s t ar t i ng i n 2028 as w e l l as e x pl or at i on and m i ne r al r e s our c e m anage m e nt pr oj e c t s i n e x e c ut i on at N e v ada G ol d M i ne s H e m l o and P or ge r a B ar r i c k i s c l os e l y m oni t or i ng t he gl obal C ov i d 19 pande m i c and our gui danc e m ay be i m pac t e d i f t he ope r at i on or de v e l opm e nt of o ur m i ne s and pr oj e c t s i s di s r upt e d due t o e f f or t s t o s l ow t he s pr e ad of t he v i r us A ppe ndi x D O u t l o o k