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Did Tesco roast half chicken (UK) shrink?

Size FactsDid it shrink? Yes
Before600 g
After500 g
−16.7%smaller
Price per 100 g · observed+5.6%Shelf price £6.25 → £5.50, as recorded by the source.

Before you paid £1.04 per 100 g; after, £1.10 per 100 g: 5.6% more for the same amount.

How big a cut? The joint 19th-largest of 45 documented meat & fish cuts (tied with 3 others); a bigger cut than 62% of all 1,366 cases in the library. See the biggest cuts →

When
2026 · reported 31 Aug 2026
Country
United Kingdom
Brand
Tesco
Category
Meat & Fish
Source
allsupers.co.uk

Source and evidence

Tesco Roast Half Chicken 500g: 600 g → 500 g — Shrinkflation | Allsupers | Allsupers allsupers.co.uk

Source fetched 2026-10-24. All 59 Allsupers cases.

Found by Allsupers' automated check of Tesco listings (record 20057): the old listing disappeared and a smaller pack of the same product appeared (first detected 2026-08-31); regular price £6.25 before, £5.50 after. About 6% more per gram.

Evidence
Typeautomated supermarket price tracker (Allsupers register; retailer listings, regular prices recorded)
Confidencemedium
Size cut alone, at the old price+20.0%

Check the math in the calculator or compare old and new unit prices.

Against official inflation: ONS CPI (UK) “meat” changed +0.1% (12 months to Aug 2026, a broad match for this category). This pack’s price per gram changed +5.6%, 5.5 percentage points above the official rate, using the shelf prices the source recorded. Every case is compared the same way in the ShrinkRadar Index.

What the source says

“…when buying 3) +5.6% price per unit with Clubcard price (loyalty card) -23.2% Any 3 for £12 Clubcard Price - Selected Tesco Meat Products, when buying 3 Before Tesco Roast Half Chicken 600g Tesco Size 600 g Regular price £6.25 Price per unit £10.42 /kg View at the shop › Now Tesco Roast Half Chicken 500g Tesco Size 500 g Regular price £5.50…”

Store brand: this is a Tesco own-label product. See all Tesco store-brand cases or store-brand shrinkflation across retailers.

More from the UK: the UK Shrinkflation Tracker has all 175 documented cases, sortable and filterable.

Topic guide: meat and fish shrinkflation, every documented case in one place, brand by brand.

More from Tesco

All 8 Tesco cases →

Tesco products we track

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All 5 in the case library →

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Meat and fish shrinkflation →

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Cite this case

ShrinkRadar, “Did Tesco roast half chicken (UK) shrink? 600 g → 500 g”, https://shrinkradar.com/cases/tesco-roast-half-chicken-uk-uk-2026.html, accessed 2026-11-05. Original source: Tesco Roast Half Chicken 500g: 600 g → 500 g — Shrinkflation | Allsupers | Allsupers (https://allsupers.co.uk/research/shrinkflation/ean_swap/20057).

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