| 40 Products | May 2025 | May 2026 | Change |
| Gressingham Duck Breast Portions Fillets (250g) | £4.71 | £4.91 | + £0.20 4.2% increase |
| | £4.75 | £5.00 | + £0.25 5.3% increase |
| | £5.00 | £5.00 | £0.00 2.5% increase |
| | £3.97 | £4.88 | + £0.91 8.5% increase |
| | £5.00 | £5.00 | £0.00 6.2% increase |
| | £5.30 | £5.30 | £0.00 5% increase |
| | £4.25 | £4.25 | £0.00 4.2% increase |
| Gressingham Duck Legs (462g) | £4.47 | £4.59 | + £0.12 2.7% increase |
| | £4.29 | £4.79 | + £0.50 11.7% increase |
| | £4.78 | £4.78 | £0.00 5.5% increase |
| | £4.80 | £4.80 | £0.00 3.7% increase |
| | £4.00 | £4.00 | £0.00 2.7% increase |
| Gressingham Duck Legs (440g) | £4.22 | £4.26 | + £0.04 0.9% increase |
| | £5.10 | £5.25 | + £0.15 2.9% increase |
| | £4.80 | £4.80 | £0.00 1.6% increase |
| | £2.99 | £2.99 | £0.00 1.2% increase |
| | £4.00 | £4.00 | £0.00 0.9% increase |
| Gressingham Duck Breasts in Plum Sauce (400g) | £7.88 | £7.94 | + £0.06 0.8% increase |
| | £7.50 | £7.50 | £0.00 No change |
| | £8.25 | £8.50 | + £0.25 1.5% increase |
| | £8.25 | £8.25 | £0.00 1% increase |
| | £7.50 | £7.50 | £0.00 0.8% increase |
| Gressingham Aromatic Half Crispy Duck (550g) | £7.55 | £8.65 | + £1.10 14.6% increase |
| | £7.25 | £8.00 | + £0.75 10.3% increase |
| | £5.97 | £8.48 | + £2.51 24.7% increase |
| | £7.96 | £9.10 | + £1.14 20.8% increase |
| | £9.00 | £9.00 | £0.00 14.6% increase |
| Gressingham Duck Breasts In Orange Sauce () | £7.42 | £7.42 | £0.00 No change |
| | £7.40 | £7.40 | £0.00 No change |
| | £7.50 | £7.50 | £0.00 No change |
| | £7.35 | £7.35 | £0.00 No change |
| Gressingham 1.25kg (1.25kg) | £9.33 | £9.33 | £0.00 No change |
| | £9.30 | £9.30 | £0.00 No change |
| | £9.85 | £9.85 | £0.00 No change |
| | £8.85 | £8.85 | £0.00 No change |
| Gressingham 2 Boneless Duck Breasts (340g) | £9.13 | £8.30 | - £0.83 -9.1% decrease |
| | £8.75 | £10.25 | + £1.50 17.1% increase |
| | £9.50 | £6.35 | - £3.15 -9.1% decrease |
| Gressingham Deliciously Simple Whole Duck with (1.8kg) | £9.28 | £9.55 | + £0.27 2.9% increase |
| | £9.55 | £9.55 | £0.00 No change |
| | £9.00 | £9.55 | + £0.55 2.9% increase |
| Gressingham Whole Duck (2kg) | £16.00 | £16.00 | £0.00 No change |
| | £16.00 | £16.00 | £0.00 No change |
| | £16.00 | £16.00 | £0.00 No change |
