Quarterly Operational Update Three months ended 31 March 2013
commentary
Due to Securities Act restrictions, the Company is not able to provide supporting commentary with this quarter’s operating information. operating statistics
Operating Information1
Three months ended 31 Mar 2013
Three months ended 31 Mar 2012
Retail Electricity
VWAP2 ($/MWh)
Volume (GWh)
VWAP ($/MWh)
Volume (GWh)
VWAP ($/MWh)
Volume (GWh)
VWAP ($/MWh)
Volume (GWh)
111.22
1,159
111.45
1,106
114.11
3,936
112.94
3,661
FPVV sales to customers
Nine months ended 31 Mar 2013
Nine months ended 31 Mar 2012
FPVV sales to residential customers
497
522
1,872
1,929
FPVV sales to business customers
661
584
2,064
1,730
1,196
1,174
4,160
3,888
FPVV purchases from market Spot customer purchases
499
Total NZEM Purchases
95.11
1,695
534 97.76
1,708
1,588 73.75
5,748
1,530 87.98
5,418
Electricity Customers (000’s)
389
381
389
381
North Island Customers
348
341
348
341
South Island Customers
41
40
41
40
Dual Fuel Customers
41
40
41
40
Volume (GWh)
Contracts for Difference
Volume (GWh)
Volume (GWh)
Volume (GWh) 1,155
Buy CfD
655
464
1,941
Sell CfD
918
908
3,057
2,433
Net Sell CfD
263
444
1,116
1,278
Electricity Generation Hydro Gas Geothermal (consolidated)
3
VWAP ($/MWh)
Volume (GWh)
VWAP ($/MWh)
Volume (GWh)
VWAP ($/MWh)
Volume (GWh)
VWAP ($/MWh)
Volume (GWh)
97.91
739
89.49
1,132
73.96
3,207
83.93
3,390
133.22
140
111.60
101
106.81
318
97.25
409
87.93
447
86.67
472
68.86
1,378
78.70
1,454
Geothermal (equity accounted)4
86.66
56
86.92
60
69.16
180
77.68
177
Total
97.81
1,382
89.91
1,765
74.47
5,083
83.33
5,430
$/GJ
PJ
$/GJ
PJ
$/GJ
LWAP/GWAP
0.97
1.09
0.99
1.06
Gas Purchases
$/GJ
PJ
Retail purchases
9.01
0.15
8.84
0.15
8.95
0.77
8.76
0.77
Generation purchases
8.57
1.33
8.09
0.96
8.74
3.13
8.10
3.80
Carbon Emissions (‘000 tonnes CO2e)
142
1. Data for prior periods may be restated to reflect current calculation methodology 2. VWAP is volume weighted average price 3. Includes share of Nga Awa Purua generation 4. Tuaropaki Power Company (Mokai) equity share
mighty river power quarterly operational update
126
396
PJ
454
Five year history of operating statistics in Excel
01
market data
ELECTRICITY GENERATION BY COMPANY for the SIX months ended 31 DECember Mighty River Power Meridian Energy Contact Energy Genesis Energy TrustPower Other
17%
29%
23%
18%
29%
23%
19%
6%
6%
6%
6%
Financial Year H1 2012
18%
Financial Year H1 2013
Source: Electricity Authority Centralised Dataset
Share of electricity sales (gwh) for the NINE months ended 31 MARCH Mighty River Power Other
18%
82%
Financial Year Q3 2012
20%
80%
Financial Year Q3 2013
Source: Mighty River Power Purchases and Transpower Information Exchange
mighty river power quarterly operational update
02
otahuhu wholesale price and national hydro storage levels
5000
100
4500
90
4000
80
3500
70
3000
60
2500
50
2000
40
1500
30
1000
20
500
10
0
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
May
$/MWh
GWh
National Storage average FY2013 storage Rolling 12 month average Otahuhu electricty price
0
Jun
taupo storage Average since 1999 FY2013 FY2012
600
500
GWh
400
300
200
100
0
Jul
Aug
Sep
Oct
mighty river power quarterly operational update
Nov
Dec
Jan
Feb
Mar
Apr
May
Jun
03
OTAHUHU ASX FUTURES SETTLEMENT PRICE As As As As
at at at at
31 30 31 31
March 2012 September 2012 December 2012 March 2013
100 $91.90
$88.23
$86.99 $80.69
80
$78.49
$69.68 $70.22
$/MWh
$74.70
$71.13
$78.76
$74.09 $73.39
60
40
20
0
2013
2014
2015
Financial Year
BENMORE ASX FUTURES SETTLEMENT PRICE As As As As
at at at at
100
31 30 31 31
March 2012 September 2012 December 2012 March 2013 $99.19 $93.69
$91.80 $84.09
80
$74.38 $69.13
$/MWh
$66.53
60
$78.56
$83.05
$79.46 $72.61
$57.69
40
20
0
2013
2014
2015
Financial Year
mighty river power quarterly operational update
04
national consumption National consumption Tiwai Point Aluminium Smelter consumption
12,000 1,373
10,000 1,345
1,345
1,314
GWh
8,000
6,000
1,204
1,367
7,970
4,000
8,619
1,231
1,303
9,467 8,458
1,202
8,834
8,199
1,230
9,350
7,946
8,363
7,991
Q2 13
Q3 13
2,000
0
Q2 11
Q3 11
Q4 11
Q1 12
Q2 12
Q3 12
Q4 12
Q1 13
Financial Year Source: Transpower Information Exchange
NATIONAL CLIMATE SUMMARY Financial Year
2013
Q1
Q2
Q3
Q4
12.3˚ C
16.5˚ C
19.6˚ C
n/a
2012
11.5˚ C
16.6˚ C
18.9˚ C
14.0˚ C
2011
12.2˚ C
17.1˚ C
20.2˚ C
15.1˚ C
Historical Average (since 1999)
12.0˚ C
16.3˚ C
19.6˚ C
14.3˚ C
Source: NIWA
monthly total consumer retail switching (icps) ICP Retail Switching % Churn
25%
60,000
50,000
20%
40,000
30,000 10%
% Chum
ICPs
15%
20,000 5%
10,000
0
Jul
Nov
Mar
Jul
Nov
Mar
Jul
Nov
Mar
Jul
Nov
Mar
Jul
Nov
Mar
Jul
Nov
07
07
08
08
08
09
09
09
10
10
10
11
11
11
12
12
12
0%
Source: Electricity Authority
mighty river power quarterly operational update
05