The GSD2024 (Generator Statistical Digest 2024) is released

There are two options for you:

Option 1)   You can order the GSD2024 (PDF and hard copy), or

Option 2)  You can order the GSD2024 (PDF and hard copy) plus the Data Extract.

Please nominate your selected option when you return this Order Form to us:

Order Form GSD2024

After we receive your order, we will:

1. Set you up with electronic access;
2. Organise the delivery of your bound-hard copy; and
3. Process your payment and provide a tax invoice.

Clients who have already ordered can access the electronic PDF of the document at the link below.

Download the GSD2024 (PDF)

To use our downloads site, you’ll need to log in or register an account using your organisation’s email address. Please keep in mind that:

• the document is a large (~100Mb – for ~1350 pages) PDF so keep this in mind if on a low-speed link
• this process works in Chrome, Edge and Safari.

One bound hard-copy is also included in your purchase and we will begin to organise delivery soon after we have received your order.

Clients who have already ordered the optional data extract can access the files at the link below.

Download the GSD2024 Data Extract

Follow the steps above to log in to our site. You’ll then be able to access:

• a zipped folder of the separate TSV files covering the majority of the data published in this year’s GSD,
• plus an XLSX file we have included for those who want to use Excel.

As per the order form, this data extract is for internal use within your organisation.

1)   Familiar content includes:

(a)  The popular Glossary, which contains much more than published here.

(b)  The focused ‘FCAS Cost’ calculations, by FCAS Portfolio.

… and more

2)  Newer content includes both:

(a)  A focused review of the operation of Semi-Scheduled units through calendar 2024 …

(b)  A 10-year review of every unit that participated in at least one FCAS market through 2024.

Click through on the links above for more information about this new content.

We continued this pattern in the GSD2024.

This data is historical performance statistics for units that were operational in the ENERGY market for some time of calendar 2024 – this includes:

• an ‘A’ Page containing a 10-year historical overview of key metrics, spanning 2015 to 2024 calendar years;
• a ‘B’ Page containing a 12-month detailed performance profile for the 2024 calendar year.

The content of both the ‘A’ Page and the ‘B’ Page is described further below.

Metrics included on this page include monthly revenue, monthly availability and capacity factors, volume bid in price bands, unit starts, operating hours, etc.

The image below shows the A Page for DUIDxxxx.

Click to open more details about this set of statistics.

Metrics included on this page include daily output, daily availability and capacity factors, monthly revenue, hours constrained, etc.

The image below shows the B page for DUIDxxxx.

Click to open more details about this set of statistics.

(within Global-Roam Pty Ltd)

Linton Corbet

1  Coming soon….

With respect to prior issues of the GSD, Linton also shared insights as follows ….

1)   With respect to the GSD2023:

(a)  On 7th February 2024, Linton used the draft GSD2023 in writing ‘Engie announces early closure of two dispatchable South Australian power stations’ .

(b)   On 12th February 2024, Linton wrote about how the ‘GSD 2023 Uncovers Features in FCAS Enablement and Bidding’ … continuing Linton’s focus on the FCAS markets (particularly after the introduction of FFR.

(c)    On Wed 1st May 2024, Linton Corbet and Dan Lee gave a presentation for the CEC’s Market and Grid Directorate which drew heavily from  the GSD2023 and GenInsights Quarterly Updates.

(d)  Following from this presentation, on 7th May Linton published the article ‘Regulation FCAS Costs in 2023’, drawing from both.

2)  And, time permitting, we might update in here further the preceding articles for GSD2022 and so on…

Paul McArdle

1  On 15th January 2025, Paul wrote ‘About flexibility at Mt Piper coal-fired power station … another ‘sign o the times’’ … using a version of the GSD2024 that was in draft at the time; and then

2)  On 29th January 2025, Paul shared ‘~13 months later, a GSD2024-inspired review of operations at Cohuna Solar Farm through 2024’, sharing an extracted ‘B’ Page from the draft version of the GSD2024 at the time.

3)  More coming soon….

With respect to prior issues of the GSD, Paul also shared a number of articles – including the following:

1)  With respect to the GSD2023:

(a)  On Sunday 17th March 2024 , Paul wrote  ‘How many Semi-Scheduled units have taken advantage of the market change that went live on 7th Aug 2023?’; and then

(b)  Next day (Mon 18th March), Paul wrote ‘How many Semi-Scheduled units were submitting Self-Forecasts through 2023 (and how many of these were actually used in dispatch)?’.

(c)  On Tuesday 23rd April 2024, Paul gave a presentation to an organised by BofA Securities on the topic of Risk, Uncertainty and Volatility in the energy transition.  This drew heavily from  the GSD2023 and GenInsights Quarterly Updates.

(d)  One week later, Paul wrote about ‘Updated trend of ‘ENERGY’ bids in red, green and blue’ aggregating together the unit-level bid history provided in the GSD2023 to show a NEM-wide total.

2)  And some assorted analysis with earlier ones …..

(a)  including ‘Prior to the wider release of the GSD2020 … here’s a 10-year trend of bidding behaviour’

(b)  and ’Review of extremes in ‘Raw Off Target’ performance** through 2019, with the Generator Statistical Digest 2019’.

Dan Lee

1  Coming soon….

With respect to prior issues of the GSD, Dan also shared insights as follows ….

1)  With respect to the GSD2023:

(a)   Whilst the GSD2023 was still under development (on 11th January 2024), Dan referenced the earlier version in writing  ‘The early wind farms reaching 20 years: how are they performing?’  (with 2 pages from the GSD2022 for Macarthur Wind Farm).

(b)   On 14th February 2024, Dan wrote about how the ‘AGL half-year results point to ‘strong financial performance’ for Torrens Island BESS (but not directly through the spot market)’

(c) On 4th March 2024, Dan wrote ‘A look into the performance of Genex’s four DUIDs in 2023, following takeover bid from J-Power‘

(d) With respect to batteries:

i.  On 6th March 2024, Dan published a longer review of battery performance ‘State-of-charge: a peek into the economics and performances within the NEM’s battery fleet‘ drawing heavily on the GSD2023; and then

ii.  Tangential to the GSD2023, on 15th March 2024, Dan wrote ‘Need for speed: How long has each battery project in the NEM taken to deliver?’ as a follow-on article.

… both of these were very well received, and found their way onto other platforms as well.

(e) On 7th March 2024, Dan wrote ‘Keeping up with the curtailment: 3.7TWh of semi-scheduled economic and network curtailment estimated in 2023‘

(f)    On Wed 1st May 2024, Linton Corbet and Dan Lee gave a presentation for the CEC’s Market and Grid Directorate which drew heavily from  the GSD2023 and GenInsights Quarterly Updates.

(g)  Following from this presentation, on 2nd May 2024 Dan published the article ‘Keeping Up with the Curtailment Part 2: The what and the where’, drawing from both.

2)  And, time permitting, we might update in here further the preceding articles for GSD2022 and so on…

(at Greenview Strategic Consulting)

Nick Bartels

With respect to the GSD2024, Nick’s shared the following insights:

1)  Analysis coming soon….

With respect to prior issues of the GSD, Nick also shared insights as follows ….

1)   On 14th February 2024 he posted his analysis piece ‘A look into minimum generation levels at various coal plants, using the GSD2023’.

2)  On 9th February 2023, Nick shared ‘Price/MWh Harvest in the 2022 Generator Statistical Digest’.

3)  On 18th February 2021, Nick shared ‘What does the GSD2020 reveal, about the challenges facing the 12 x AGL coal-fired units’.

4)  On 12th February 2021, Nick shared ‘Analysis of Large Thermals using the GSD2020’.

Jonathon Dyson

With respect to the GSD2024, Jonathon’s shared the following insights:

1  As Jonathon shares insights about the GSD2024, we’ll publish them as separate articles but then come back here and update this index.

With respect to prior issues of the GSD, Jonathon also shared insights as follows ….

1)   On Tuesday 30th March 2021, in his article ‘Solar Returns – Ain’t what they used to be’, Jonathon Dyson shared some initial perspectives from the GSD2020 pertaining to solar farms.

2)  On 28th January 2020, Jonathon shared his article ‘Understanding the NEM through the lens of the GSD 2019’,

(Independent from either party above)

Allan O’Neil

With respect to the GSD2024, Allan’s shared the following insights:

1  As Allan shares insights about the GSD2024, we’ll publish them as separate articles but then come back here and update this index.

With respect to prior issues of the GSD, Allan also shared insights as follows ….

1)  On Tuesday 31st January 2023, Allan used the GSD2022, along with other sources, to write ‘Farewell Liddell’, which is a timely article given the fast-approaching closure of the 3 remaining units at the Liddell Power Station.

2) On Monday 1st February 2021, Allan contributes his article ‘Transition Fooled?’ with a particular focus on using some examples of historical performance of gas-fired generation to consider the prospects of a ‘gas fired recovery’ and ‘gas as a transition fuel’.

3)  Allan O’Neil published his article ’How good is solar farming?’,

With respect to the GSD2024, David’s shared the following insights:

1  As David shares insights about the GSD2024, we’ll publish them as separate articles but then come back here and update this index.

With respect to prior issues of the GSD, David also shared insights as follows ….

1)   On 12th February 2024 he posted some thoughts in ‘Batteries, coal revenues and demand response units: Insights from the GSD2023’.

2)  On 7th February 2023 he posted some thoughts in ‘The GSD2022: A labour of love’.

3)  On 1st February 2021 David Leitch shared ‘Highlights from the 2020 GSD’,

4)  On 28th January 2019, David Leitch provided ’Selected initial observations from the Generator Statistical Digest 2019’.

1)  Green Energy Markets provides analysis and advice to assist clients make better informed investment, trading and policy  decisions in energy and carbon abatement markets.

2)  Occasionally Tristan shares insights here.

With respect to the GSD2024, Tristan’s shared the following insights:

1  As Tristan shares insights about the GSD2024, we’ll publish them as separate articles but then come back here and update this index.

With respect to prior issues of the GSD, Tristan also shared insights as follows ….

1)   Many will remember how (on 2nd May 2023), Tristan Edis published ‘Australia’s Renewable Energy Boom – The Good, The Bad and the Downright Ugly’ after using the GSD2022 to take a look at different aspects of the performance of various wind and solar assets across the NEM.

…  That article triggered much discussion, including a follow-on article from Allan O’Neil, who wrote ‘Renewable curtailment – forced and not quite so forced’.

However with respect to prior issues of the GSD, Ben shared insights as follows ….

1)   In conjunction with the launch of the GSD2020, on Monday 1st February 2021 Ben contributes his article ‘Supply side price drivers in the NEM’, for readers here.

2)  Ben Willacy wrote about ’What lies ahead for the NEM in 2020? Some lessons from 2019’.

However with respect to prior issues of the GSD, Mark shared insights as follows ….

1)   Mark utilised the GSD2020 to explore different aspects of performance in 2020 via his ‘Energy Transition: it was Full Steam ahead in 2020!’ article.

(Not noted above)

Whilst with us and with respect to prior issues of the GSD, Marcelle also shared insights as follows ….

1)   Marcelle contributed ‘Using the GSD2020 to explore operating patterns across generation types’ as another example of how to use these reports.