Investor Presentaiton
14
ROSNEFT
EFFICIENT RESERVE REPLACEMENT
Proven reserves reconciliation¹, bn boe
38.6
0.9
0.6
1.8
1.2
38.3
2020
production
exploration revision of disposals
and production estimates
drilling
2021
SEC proven hydrocarbon reserves volumes and
replacement ratios
42.0
41.4
173%
38.6
38.3
138%
129%
117%
2 fields and 256 new deposits with total AB1C1+B2C2 reserves of
about 0.5 bn toe were discovered
The largest global discovery in 2021: field named after. E. Zinichev²
with 384 bcm of AB1C1+B2C2 recoverable gas reserves
The share of reserves discovered by the Company in 2021 accounts
for 75% (in oil equivalent) of all discoveries in Russia
Proven reserve life (SEC) - over 20 years
Proven hydrocarbon reserves replacement ratio (SEC)³:
117% in 2021 (assets in operation)4
116% organic
132% organic (average for 2019-21)
In 2021, 3P hydrocarbon reserve replacement ratio (PRMS) amounted
to 216%³ (assets in operation)
Results of an independent international reserves audit confirmed
a high resource potential of the Vostok Oil project
2018
2019
2020
2021
■Proven reserves, bn boe
Reserve replacement ratio
Note: (1) Proven SEC reserves (including fuel gas). (2) According to Wood Mackenzie. (3) All ratios calculations based on metric units. (4) On comparable termsView entire presentation