NEM
NEM Daily analysis

Tuesday 12 May 2026

Trading day 2026-05-12

Prices

Trading day · 04:00 → 04:00 AEST

NSW VIC QLD SA TAS
$0 $38 $75 $113 $150 04:00 10:00 16:00 22:00 04:00
Region Avg VWAP Min Max Neg Cap
NSW $68 $69 $24 $116 0 0
QLD $61 $63 -$3 $106 2 0
SA $103 $101 $37 $280 0 0
VIC $65 $68 $0 $143 0 0
TAS $99 $99 $60 $122 0 0

Demand

NSW
Peak
9,445MW
17:55
Trough
6,386MW
04:00
Energy
367.8GWh
QLD
Peak
7,813MW
17:45
Trough
5,029MW
11:05
Energy
296.9GWh
SA
Peak
1,770MW
18:50
Trough
1,071MW
13:55
Energy
67.0GWh
VIC
Peak
6,901MW
07:40
Trough
4,001MW
13:05
Energy
254.6GWh
TAS
Peak
1,325MW
08:15
Trough
957MW
13:30
Energy
52.3GWh

Generation Mix

TOP FUEL 60.1%
  • Coal60.1% · 121.6 GWh
  • Gas0.9% · 1.8 GWh
  • Hydro1.3% · 2.6 GWh
  • Wind15.9% · 32.1 GWh
  • Solar (utility)11.5% · 23.3 GWh
  • Solar (rooftop)8.4% · 17.0 GWh
  • Battery1.9% · 3.9 GWh
TOP FUEL 56.9%
  • Coal56.9% · 108.2 GWh
  • Gas2.5% · 4.8 GWh
  • Hydro2.9% · 5.5 GWh
  • Wind17.3% · 32.9 GWh
  • Solar (utility)7.7% · 14.6 GWh
  • Solar (rooftop)10.1% · 19.2 GWh
  • Battery2.6% · 5.0 GWh
TOP FUEL 63.9%
  • Coal63.9% · 100.8 GWh
  • Gas1.6% · 2.5 GWh
  • Hydro8.5% · 13.4 GWh
  • Wind10.3% · 16.2 GWh
  • Solar (utility)4.0% · 6.3 GWh
  • Solar (rooftop)9.4% · 14.9 GWh
  • Battery2.4% · 3.8 GWh
TOP FUEL 39.0%
  • Gas37.4% · 13.3 GWh
  • Wind39.0% · 13.9 GWh
  • Solar (utility)4.8% · 1.7 GWh
  • Solar (rooftop)14.4% · 5.2 GWh
  • Battery3.1% · 1.1 GWh
  • Other1.2% · 0.4 GWh
TOP FUEL 88.8%
  • Gas1.7% · 0.5 GWh
  • Hydro88.8% · 26.2 GWh
  • Wind6.7% · 2.0 GWh
  • Solar (rooftop)2.8% · 0.8 GWh
coalgashydrobattery dischargewindsolar utilitysolar rooftopBattery (charge)
23:3005:3711:4517:5200:0010.1 GW 0
coalgashydrobattery dischargewindsolar utilitysolar rooftopBattery (charge)
23:3005:3711:4517:5200:009.9 GW 0
coalgashydrobattery dischargewindsolar utilitysolar rooftopBattery (charge)
23:3005:3711:4517:5200:007.6 GW 0
gasbattery dischargewindsolar utilitysolar rooftopotherBattery (charge)
23:3005:3711:4517:5200:001.9 GW 0
gashydrowindsolar rooftop
23:3005:3711:4517:5200:001.4 GW 0

Renewables

NSW · Daily renewable share
32.0%
VIC · Daily renewable share
29.0%
QLD · Daily renewable share
36.5%
SA · Daily renewable share
47.7%
TAS · Daily renewable share
97.5%
Peak instantaneous
50.0%
at 10:15
Daily NEM-wide share
36.8%
By region (daily share)
  • NSW
    32.0%
  • VIC
    29.0%
  • QLD
    36.5%
  • SA
    47.7%
  • TAS
    97.5%

FCAS

ServiceCostSpikesPeakWhen
RAISEREG$6,0640$2012 May, 15:05
LOWERREG$1,3610$812 May, 15:05
RAISE60SEC$4390$112 May, 17:55
RAISE6SEC$3900$112 May, 17:55
RAISE5MIN$720$012 May, 17:40
LOWER60SEC$220$012 May, 13:35
LOWER5MIN$140$012 May, 14:15
LOWER6SEC$60$012 May, 13:35
Total$8,369

Cost = NSW RRP × cleared MW per 5-min interval.

ServiceCostSpikesPeakWhen
LOWER6SEC$44,8330$3112 May, 11:05
LOWER60SEC$36,6670$1712 May, 11:00
RAISEREG$9,4600$2012 May, 15:05
LOWER5MIN$7,2100$512 May, 10:05
LOWERREG$3,0210$812 May, 15:05
RAISE6SEC$3410$012 May, 17:30
RAISE60SEC$1920$012 May, 17:10
RAISE5MIN$750$012 May, 17:40
Total$101,801

Cost = QLD RRP × cleared MW per 5-min interval.

ServiceCostSpikesPeakWhen
RAISEREG$18,4860$2012 May, 15:05
LOWERREG$4,7210$812 May, 15:05
RAISE60SEC$6300$112 May, 17:55
RAISE6SEC$5900$112 May, 17:55
RAISE5MIN$1250$012 May, 17:40
LOWER60SEC$460$012 May, 13:35
LOWER5MIN$110$012 May, 14:15
LOWER6SEC$60$012 May, 13:35
Total$24,616

Cost = VIC RRP × cleared MW per 5-min interval.

ServiceCostSpikesPeakWhen
RAISE6SEC$13,3530$2412 May, 04:20
RAISE60SEC$10,2400$2512 May, 05:40
RAISEREG$5,8870$2012 May, 15:05
LOWERREG$4,8530$812 May, 15:05
RAISE5MIN$5180$212 May, 05:35
LOWER60SEC$430$012 May, 13:35
LOWER5MIN$180$012 May, 14:15
LOWER6SEC$130$012 May, 13:35
Total$34,926

Cost = SA RRP × cleared MW per 5-min interval.

ServiceCostSpikesPeakWhen
RAISE6SEC$31,4640$4012 May, 11:15
RAISEREG$16,3790$3012 May, 15:45
LOWER6SEC$10,4160$312 May, 05:05
LOWERREG$4,8410$412 May, 16:50
RAISE60SEC$3,4770$2212 May, 15:45
LOWER60SEC$2,1290$112 May, 06:50
RAISE5MIN$3640$012 May, 04:05
LOWER5MIN$2780$312 May, 16:50
Total$69,348

Cost = TAS RRP × cleared MW per 5-min interval.

Battery dispatch

Discharged
3,857MWh
peak 1,051 MW · 18:00
Charged
5,330MWh
peak 941 MW
Net
-1,473MWh
discharge − charge
Round-trip
72%
discharge / charge ratio
Discharged
4,991MWh
peak 1,061 MW · 18:00
Charged
5,435MWh
peak 1,000 MW
Net
-444MWh
discharge − charge
Round-trip
92%
discharge / charge ratio
Discharged
3,806MWh
peak 881 MW · 18:00
Charged
4,517MWh
peak 873 MW
Net
-711MWh
discharge − charge
Round-trip
84%
discharge / charge ratio
Discharged
1,124MWh
peak 379 MW · 08:00
Charged
698MWh
peak 120 MW
Net
+427MWh
discharge − charge
Round-trip
161%
discharge / charge ratio
NEM-wide
Discharged
13,779MWh
peak 3,028 MW · 18:00
Charged
15,980MWh
peak 2,658 MW
Net
-2,201MWh
discharge − charge
Round-trip
86%
discharge / charge ratio

Interconnectors

Region (proxy) Net flow Direction changes Hours at limit
N-Q-MNSP1 +18.1 GWh 14
NSW1-QLD1 −23.3 GWh 8
VIC1-NSW1 +15.7 GWh 22
V-SA −8.4 GWh 17
T-V-MNSP1 −248 MWh 0

Per-region net of NETINTERCHANGE proxied to a representative interconnector. Full per-interconnector decomposition + hours-at-limit needs DINTERCONNECTOR parsing (follow-up).

Emissions

Total emissions
330.6k tCO₂
▼ 1.9% vs same day last week
Intensity by region
NSW 108.4k tCO₂ 0.540 tCO₂/MWh
QLD 96.4k tCO₂ 0.509 tCO₂/MWh
SA 6.0k tCO₂ 0.170 tCO₂/MWh
VIC 119.4k tCO₂ 0.760 tCO₂/MWh
TAS 332 tCO₂ 0.012 tCO₂/MWh