| 9 Products | May 2023 | May 2024 | Change |
| | £1.49 | £1.65 | + £0.16 10.7% increase |
| | £1.49 | £1.65 | + £0.16 10.7% increase |
| Princes Tuna Chunks in Brine (145g) | £1.00 | £1.00 | £0.00 No change |
| | £1.00 | £1.00 | £0.00 No change |
| Princes Fruit Cocktail In Juice 410g (410g) | £1.05 | £1.19 | + £0.14 13.3% increase |
| | £1.05 | £1.19 | + £0.14 13.3% increase |
| Princes Mackerel Fillets in Tomato Sauce (125g) | £1.25 | £1.19 | - £0.06 -4.8% decrease |
| | £1.25 | £1.19 | - £0.06 -4.8% decrease |
| Princes Stewed Steak in Rich Meaty Gravy (392g) | £2.89 | £3.19 | + £0.30 10.4% increase |
| | £2.89 | £3.19 | + £0.30 10.4% increase |
| Princes Wild Pacific Medium Red Salmon (213g) | £2.39 | £2.29 | - £0.10 -4.2% decrease |
| | £2.39 | £2.29 | - £0.10 -4.2% decrease |
| Princes Tuna Chunks in Sunflower Oil (145g) | £3.00 | £3.00 | £0.00 No change |
| | £3.00 | £3.00 | £0.00 No change |
| Princes Mackerel Fillets in Sunflower Oil (125g) | £1.25 | £1.19 | - £0.06 -4.8% decrease |
| | £1.25 | £1.19 | - £0.06 -4.8% decrease |
| Princes Tuna Chunks in Spring Water () | £4.50 | £3.50 | - £1.00 -22.2% decrease |
| | £4.50 | £3.50 | - £1.00 -22.2% decrease |
