siwel/ENERGY INTELLIGENCE
END-OF-DAY FEED29 Oct 2026Not intraday quotes
LORICA RESEARCH / GREAT BRITAIN
The cost of staying on the grid.
Follow the market. Price the alternative.
Checked 15:08 LondonChecks every 15 min · daily prices, ≤1h source cache
New annual contract · 01 Nov 2026 — 31 Oct 2027
GRID-ONLY BILL31.4p/kWh
£156,951 / year
GRID + ON-SITE PPA25.8p/kWh
£129,115 / year
ANNUAL DIFFERENCE£27,836
17.7% lower whole-site cost
Two ways to power the same site
Nominal p/kWh · all-in · ex VATOUR VIEW
Slower gas normalisation. More expensive networks. Lower wholesale prices do not remove the case for on-site power.
Where the saving comes from
Per on-site kWhAvoided grid cost28.2p
−PPA + on-site levy12.3p
=Net value15.9p
£7,486 of annual fixed charges remains; so do modelled peak charges and any non-exempt CCL.
Inspect charge-by-charge treatment
| Charge | Grid p/kWh | Avoided share |
|---|---|---|
| Wholesale power | 16.94 | 100% |
| Transmission/distribution losses | 1.19 | 100% |
| Variable distribution / location | 2.69 | 80% |
| Balancing | 1.42 | 100% |
| Renewables Obligation | 3.33 | 100% |
| Feed-in Tariffs | 0.76 | 100% |
| Capacity Market | 1.13 | 0% |
| Contracts for Difference | -0.98 | 100% |
| Other policy / nuclear RAB | 0.57 | 100% |
| Climate Change Levy | 0.82 | 100% |
| Fixed transmission residual | 1.19 | 0% |
| Other fixed / capacity / metering | 0.30 | 0% |
| Supplier, shaping & risk | 2.03 | 100% |
Decision at each horizon
Same site, same demand| Renewal | Grid only | With PPA | Annual saving |
|---|---|---|---|
| 31.4p | 25.8p | £27,836 | |
| 29.7p | 25.0p | £23,663 | |
| 30.9p | 26.3p | £22,945 | |
| 33.2p | 29.2p | £19,715 |
Estimated bills on existing contracts: 29.2p/kWh. Renewal prices differ as contracts reprice gradually.