{
 "id": "mcs_self_use_half_day",
 "name": "Share of solar output used at home, MCS method, home half the day",
 "category": "payback",
 "value_num": [
  23,
  29
 ],
 "display": "23% to 29% of what the panels make, home half the day, no battery",
 "unit": "percent of annual generation used in the home, PV only, for a home using 3,500 to 3,999 kWh a year, across generation bands from 2,700 to 4,199 kWh",
 "period_start": "2022-04-01",
 "period_end": null,
 "period_kind": "page_date",
 "deadline": null,
 "source_url": "https://mcscertified.com/wp-content/uploads/2022/04/MGD-003-Solar-PV-Self-Consumption-Issue-2.0-Final.pdf",
 "source_org": "MCS",
 "checked_at": "2026-09-08",
 "recheck_by": "2027-03-08",
 "history": [],
 "public_note": "MCS's table for a home that is empty for half of each weekday. MCS says to use this one when nobody knows the household's pattern, so if you are unsure which column you are, it is this one.",
 "next": null,
 "url": "https://hearthsum.co.uk/api/mcs_self_use_half_day.json"
}