June 2022 Operating Report

Monthly Operating Report
June 2022

Contact Energy / Monthly Operating Report
2
»The Customer business recorded:
•Mass market electricity and gas sales of 446GWh (June
2021: 422GWh)
•Mass market netback of $107.68/MWh (June 2021:
$95.25/MWh)
»The Wholesale business recorded:
•Contracted Wholesale electricity sales, including that
sold to the Customer business, totalled 751GWh (June
2021: 768GWh)
•Electricity and steam net revenueof $126.00/MWh
(June 2021: $125.11/MWh)
•Electricity generated (or acquired) of 763GWh (June
2021: 880GWh)
•The unit generation cost, which includes acquired
generation was $39.53/MWh (June 2021: $44.05/MWh)
•Own generation cost in the month of
$38.89/MWh (June 2021: $38.22)
»Otahuhu futures settlement wholesale price
for the 3
rd
quarter of 2022 (ASX):
•As at 14 July 2022: $151/MWh
•As at 30 June 2022: $202/MWh
•As at 31 May 2022: $228/MWh
»As at 14 July 2022, South Island controlled
storage was 83% of mean and North Island
controlled storage was 147% of mean
•As at 14 July 2022, total Clutha scheme
storage (including uncontrolled storage)
was 73% of mean
•Inflows into Contact’s Clutha catchment
for June 2022 were 120% of mean. (May
2022: 112%, April 2022: 82%, March 2022:
51%)
»As at 1 July 2022, Contact’s contracted gas
volume (including contracted swaps) for the
next 12 months is 15.4PJ*
For the month of June 2022
* As notified by suppliers, actual gas received is dependent on field
delivery

0
500
1000
1500
2000
2500
3000
3500
4000
4500
JulAugSepOctNovDecJanFebMarAprMayJun
GWh
South Island ActualNorth Island Actual
South Island post-market meanNational post-market mean
0
50
100
150
200
CY22CY23CY24CY25
$/MWh
30/06/202131/05/202230/06/2022
0
100
200
300
CY22CY23CY24CY25
$/MWh
30/06/202131/05/202230/06/2022
New Zealand controlled hydro storage against mean
ASX futures settlement
Contact Energy / Monthly Operating Report
3
12 MONTHS
Otahuhu
Benmore

0
50
100
150
200
250
300
JulAugSeptOctNovDecJanFebMarAprMayJun
$/MWh
FY21 BENFY22 BENFY21 OTAFY22 OTA
0%
20%
40%
60%
80%
100%
<$35$36-$60$61-$85$86-$110$111-$135$136-$160>$160
% of trading
periods
Jun-22Jun-21May-22
0%
20%
40%
60%
80%
100%
<$35$36-$60$61-$85$86-$110$111-$135$136-$160>$160
% of trading
periods
May-22May-21Apr-22
Wholesale electricity pricing
Otahuhu
Contact Energy / Monthly Operating Report
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Benmore
Distribution of wholesale market price by trading periods

-
500
1,000
1,500
2,000
2,500
3,000
3,500
4,000
JulAugSepOctNovDecJanFebMarAprMayJun
GWh
North IslandSouth Island (exc. NZAS)NZAS
Contact Energy / Monthly Operating Report
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Total national demand
Regional demand change (%) on June 2021
»New Zealand electricity demand was down 0.2% on June 2021 (down
0.6% on June 2020):
•Cumulative 12 months demand for July 2021 to June 2022 of 40,577
GWh is 2.2% lower than the prior comparative period.
Source: Contact and Electricity Authority grid demand (reconciled) http://www.emi.ea.govt.nz
FY20, 21 and 22 respectively
Regional demand is excluding
NZAS
Nationwide
temperatures for
June 2022 were 9.9ºC,
0.7ºC colder than
June 2021: 10.6ºC
3%
(5%)
4%
1%
3%
3%
1%
4%
2%
5%
(14%)
(11%)
2%
(1%)
2%
(14%)
1%
8%

-
10
20
30
40
50
60
70
80
90
100
-
100
200
300
400
500
600
700
800
900
1,000
Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun
$/MWh
GWh
GeothermalHydroThermal
Acquired generationContracted electricity salesUnit generation cost (RHS)
Wholesale
Contact Energy / Monthly Operating Report
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Customer
Generation mix, gross sales position and unit generation cost (FY21 and 22
respectively)
Retail sales volumes and netback (FY21 and 22 respectively)
-
20
40
60
80
100
120
0
100
200
300
400
500
600
Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun
$/MWh
GWh
Mass market electricity salesRetail gas salesNetback

Contact Energy / Monthly Operating Report
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Measure
The month ended The month ended The month ended Twelve months endingTwelve months ending
June 22June 21May 22June 22June 21
RetailMass market electricity salesGWh
360 341 315 3,442 3,380
Retail gas salesGWh
86 81 69 780 780
Mass market electricity and gas salesGWh
446 422 384 4,222 4,161
Average electricity sales price$/MWh
248.71 240.16 252.17 252.50 247.88
Electricity direct pass thru costs$/MWh
(111.56)(110.65)(117.57)(117.99)(115.03)
Cost to serve$/MWh
(13.28)(19.01)(15.31)(16.14)(16.46)
Customer netback$/MWh
107.68 95.25 108.00 105.40 100.35
Energy cost$/MWh
(119.04)(91.91)(112.18)(101.34)(87.03)
Actual electricity line losses%
6%-1%7%7%6%
Retail gas salesPJ
0.3 0.3 0.2 2.8 2.8
Electricity ICPs#
431,500 407,000 430,500 422,000 407,000
Gas ICPs#
71,000 65,500 71,000 68,500 64,500
Broadband connections#
71,000 51,000 69,000 62,500 39,000
WholesaleElectricity sales to Customer businessGWh
382 337 338 3,689 3,605
Electricity sales to Commercial and IndustrialGWh
122 123 131 1,454 1,844
Electricity CFD salesGWh
247 307 225 2,972 2,673
Contracted electricity salesGWh
751 768 694 8,114 8,121
Steam salesGWh
18 19 25 595 645
Total electricity and steam net revenue$/MWh
126.00 125.11 111.35 101.57 93.50
C&I netback (at the ICP)$/MWh
138.29 110.02 132.28 99.93 86.33
C&I line losses%
8%13%4%5%5%
Thermal generationGWh
165 184 141 1,046 1,592
Geothermal generationGWh
277 269 289 3,283 3,114
Hydro generationGWh
318 353 262 3,940 3,698
Spot electricity salesGWh
760 805 692 8,269 8,404
Electricity sales -DirectGWh
2 1 3 81 81
Acquired generationGWh
1 74 41 389 554
Electricity generated (or acquired)GWh
763 880 736 8,739 9,040
Unit generation cost (including acquired generation)$/MWh
(39.53)(44.05)(46.38)(38.65)(42.04)
Spot electricity purchasesGWh
(502)(460)(466)(5,062)(5,367)
CFD sale settlementsGWh
(247)(307)(225)(2,972)(2,673)
Spot exposed purchases / CFD settlementGWh
(748)(767)(691)(8,033)(8,040)
Spot revenue and settlement on acquired generation
(GWAP)
$/MWh
159.34 253.04 208.87 137.63 178.28
Spot purchases and settlement on CFDs sold (LWAP)$/MWh
(172.77)(265.52)(219.35)(148.18)(187.70)
LWAP/GWAP%
108%105%105%108%105%
Gas used in internal generationPJ
1.3 1.4 1.3 10.9 15.0
Gas storage net movement (extraction) / injectionPJ
(0.9)(0.2)(0.9)(1.0)(0.4)
ContactTotal customer connections#
579,000532,000577,000560,000518,000

Contact Energy / Monthly Operating Report
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Material themeMeasureUnitQ4 FY22Q4 FY21
Climate Change
Greenhouse Gas (GHG)Emissions from generation assets
1
kt CO
2
-e291313
GHG intensity of generation
2
kt CO
2
-e / GWh0.1420.138
Water
Water Freshwater take
3
Million cubic
metres
0.560.80
Non-consumptive water usage
4
Million cubic
metres
2,8553,577
Geothermal fluid discharge to awa (rivers)
Million cubic
metres
4.014.26
Biodiversity
Native rakau(trees) planted by Contact
5
#7,947300
Pests caught
6
#1,154982
Community
Community initiatives and organisations supported#59*
Inclusion and
Diversity
Board
% Women/ %
Men
57% / 43% 57% / 43%
Inclusion and
Diversity
Key Management Personnel
% Women/ %
Men
20% / 80% 38% / 62%
Inclusion and
Diversity
Employee Gender balance
7
% Women/ %
Men
46% / 52%45% / 54%
1 Scope 1 –Stationary combustion. In FY21 stationary combustion was 99.97% of Contact’s total Scope 1 emissions
2 Carbon equivalent from stationary combustion / electricity generated and sold via the spot wholesale market
3 Freshwater taken to support operations at geothermal and thermal
4 Water that flows through our Roxburgh power station and cooling water for our geothermal power stations
5 Does not include DrylandsCarbon/Forest Partners activities
6 Predominantly stoats, rats and possums
7 Includes all permanent, fixed term and casual employees. 1.4% and 0.1% unspecified in Q4 FY22 and Q4 FY21respectively.
* Data has not historically been collected by quarter
Note: This information is updated quarterly (September, December, March, June)

Contact Energy / Monthly Operating Report
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investor.centre@contactenergy.co.nz
contact.co.nz/aboutus/investor-centre
+64 21 072 8578
Investors
Matthew Forbes –GM Corporate Finance
contact.co.nz
@ContactEnergy
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