November 2021 Operating Report

Monthly Operating Report
November 2021
Putting our energy where it matters

Contact Energy / Monthly Operating Report
2
»The Customer business recorded:
•Mass market electricity and gas sales of 299GWh (November
2020: 299GWh)
•Mass market electricity and gas netback of $106.89/MWh
(November 2020: $96.58/MWh)
»The Wholesale business recorded:
•Contracted Wholesale electricity sales, including that sold to
the Customer business, totalled 655GWh (November 2020:
616 GWh)
•Electricity and steam net revenueof $81.73/MWh (November
2020: $73.59/MWh)
•Electricity generated (or acquired) of 702 GWh (November
2020: 676 GWh)
•The unit generation cost, which includes acquired generation
was $28.32/MWh (November 2020: $36.61/MWh)
•Own generation cost in the month of $25.11/MWh
(November 2020 : $29.47MWh)
»Otahuhu futures settlement wholesale price for
the 1
st
quarter of 2022 (ASX):
•As at 06 Dec 2021: $147/MWh
•As at 30 Nov 2021: $135/MWh
•As at 29 Oct 2021: $124/MWh
»As at 06 Dec 2021, South Island controlled
storage was 132% of mean and North Island
controlled storage was 125% of mean
•As at06 Dec 2021, total Clutha scheme
storage (including uncontrolled storage)
was 107% of mean
•Inflows into Contact’s Clutha catchment
for November 2021 were 87% of mean
(October 2021: 98%
September 2021: 154%
August 2021: 163%)
»As at1 November 2021, Contact’s contracted
gas volume (including contracted swaps) for the
next 12 months is 14.9PJ*
For the month of November 2021
* As notified by suppliers, actual gas received is dependent on field delivery
Following the outcome of the MetroglassHolidays Act appeal, the provision for the remediation of the Holidays Act non-compliance (approximately
$7m) was released to the Unallocated/Corporate segment in November. Guidance for FY22 Unallocated/Corporate segment is therefore updated to -
$26m.

0
50
100
150
200
CY21CY22CY23CY24
$/MWh
30/06/202029/10/202130/11/2021
0
100
200
CY21CY22CY23CY24
$/MWh
30/06/202029/10/202130/11/2021
0
500
1000
1500
2000
2500
3000
3500
4000
4500
DecJanFebMarAprMayJunJulAugSepOctNov
GWh
South Island ActualNorth Island Actual
South Island post-market meanNational post-market mean
New Zealand controlled hydro storage against mean
ASX futures settlement
Contact Energy / Monthly Operating Report
3
12 MONTHS
Otahuhu
Benmore

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

-
500
1,000
1,500
2,000
2,500
3,000
3,500
4,000
JulAugSepOctNovDecJanFebMarAprMayJun
GWh
North IslandSouth Island (exc. NZAS)NZAS
6%
4%
2%
(4%)
(5%)
1%
16%
1%
(0%)
1%
0%
(13%)
3%
(2%)
2%
(2%)
3%
(6%)
Contact Energy / Monthly Operating Report
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Total national demand
Regional demand change (%) on November 2020
»New Zealand electricity demand was in line with November 2021 (down 0.2% on
November 2019):
•Cumulative 12 months demand for December 2020 to November 2021 of
41,357 GWh is up 0.4% to 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
November 2021 were
15.4ºC, 0.8ºC higher
than November 2020:
14.6ºC

-
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
-
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)

Contact Energy / Monthly Operating Report
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Measure
The month ended The month ended The month ended Five months endingFive months ending
November 21November 20October 21November 21November 20
CustomerMass market electricity salesGWh245 241 277 1,556 1,579
Retail gas salesGWh54 58 70 400 413
Mass market electricity and gas salesGWh299 299 347 1,956 1,993
Average electricity sales price$/MWh257.14 252.55 252.84 247.47 244.32
Electricity direct pass thru costs$/MWh(114.58)(114.60)(114.50)(110.84)(108.20)
Cost to serve$/MWh(22.08)(21.65)(17.20)(17.08)(17.24)
Customer netback$/MWh106.89 96.58 104.46 103.33 99.42
Energy cost$/MWh(86.19)(72.91)(92.19)(98.12)(88.50)
Actual electricity line losses%6%8%6%7%7%
Retail gas salesPJ0.2 0.2 0.3 1.4 1.5
Electricity ICPs#419,500 405,500 417,500 414,500 410,000
Gas ICPs#68,000 64,500 67,500 67,000 64,500
Broadband connections#60,000 36,000 58,000 56,500 32,000
WholesaleElectricity sales to Customer businessGWh262 260 294 1,668 1,706
Electricity sales to Commercial and IndustrialGWh126 181 120 591 810
Electricity CFD salesGWh268 175 276 1,397 1,040
Contracted electricity salesGWh655 616 690 3,655 3,557
Steam salesGWh65 67 67 308 326
Total electricity and steam net revenue$/MWh81.73 73.59 91.57 103.72 86.28
C&I netback (at the ICP)$/MWh72.16 72.78 72.87 88.64 83.59
C&I line losses%5%5%2%3%4%
Thermal generationGWh15 54 25 338 843
Geothermal generationGWh277 220 272 1,400 1,240
Hydro generationGWh374 330 413 2,008 1,718
Spot electricity salesGWh666 605 710 3,746 3,800
Electricity sales -DirectGWh9 9 9 38 39
Acquired generationGWh27 63 25 151 159
Electricity generated (or acquired)GWh702 676 744 3,936 3,998
Unit generation cost (including acquired generation)$/MWh(28.32)(36.61)(27.91)(34.26)(38.37)
Spot electricity purchasesGWh(379)(433)(405)(2,221)(2,478)
CFD sale settlementsGWh(268)(175)(276)(1,397)(1,040)
Spot exposed purchases / CFD settlementGWh(647)(607)(681)(3,617)(3,518)
Spot revenue and settlement on acquired generation (GWAP)$/MWh80.07 87.33 59.87 112.30 118.10
Spot purchases and settlement on CFDs sold (LWAP)$/MWh(87.02)(96.94)(70.61)(121.79)(126.53)
LWAP/GWAP%109%111%118%108%107%
Gas used in internal generationPJ0.4 0.7 0.4 3.9 7.7
Gas storage net movement (extraction) / injectionPJ0.5 (0.0)0.5 1.6 (1.0)
ContactTotal customer connections#555,000 514,000 550,000 545,500 511,500

Contact Energy / Monthly Operating Report
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Material themeMeasureUnitQ1 FY22Q1 FY21
Climate ChangeEmissions from generation assets
1
kt CO
2
-e228357
Greenhouse Gas (GHG) intensity of generation
2
kt CO
2
-e / GWh0.0960.141
WaterFreshwater take
3
Million cubic metres0.420.26
Non-consumptive water usage
4
Million cubic metres5,2314,142
Geothermal fluid discharge to awa (rivers)Million cubic metres2.082.22
BiodiversityNative rākau(trees) planted by Contact
5
#28,825*
Pests caught
6
#1,009*
Community wellbeingCommunity initiatives and organisations supported#17*
Access to energyCustomer accepted (after standard credit checking / after prepay)%93% / 96%90% / 92%
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 DrylandCarbonactivities
6
Predominantly stoats, rats and possums
* 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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contact.co.nz/aboutus/investor-centre
+64 21 072 8578
Investors
Matthew Forbes –GM Corporate Finance
contact.co.nz
@ContactEnergy
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