| 13 Products | May 2023 | May 2024 | Change |
| M&S Organic Whole Milk (2pts, 1.136l) | £14.42 | £23.95 | + £9.53 66.1% increase |
| | £1.85 | £1.75 | - £0.10 -5.4% decrease |
| | £26.98 | £46.14 | + £19.16 66.1% increase |
| M&S Organic Semi-Skimmed Milk (4pts, 2.272l) | £176.20 | £176.10 | - £0.10 -0.1% decrease |
| | £2.40 | £2.20 | - £0.20 -8.3% decrease |
| | £349.99 | £349.99 | £0.00 -0.1% increase |
| M&S Organic Semi-Skimmed Milk (2pts, 1.136l) | £9.60 | £9.09 | - £0.51 -5.3% decrease |
| | £1.85 | £1.75 | - £0.10 -5.4% decrease |
| | £17.34 | £16.43 | - £0.91 -5.3% decrease |
| M&S Select Farms British Semi Skimmed Milk (2pts, 1.136l) | £48.73 | £33.05 | - £15.68 -32.2% decrease |
| | £1.30 | £1.20 | - £0.10 -7.7% decrease |
| | £96.15 | £64.90 | - £31.25 -32.2% decrease |
| M&S Organic Skimmed Milk (2pts, 1.136l) | £7.26 | £6.83 | - £0.43 -5.9% decrease |
| | £1.85 | £1.75 | - £0.10 -5.4% decrease |
| | £12.67 | £11.90 | - £0.77 -5.9% decrease |
| M&S Select Farms British Semi Skimmed Milk (4pts, 2.272l) | £9.73 | £10.50 | + £0.77 7.9% increase |
| | £1.65 | £1.45 | - £0.20 -12.1% decrease |
| | £17.81 | £19.55 | + £1.74 7.9% increase |
| M&S Select Farms British Semi Skimmed Milk (1pt, 568ml) | £0.95 | £0.90 | - £0.05 -5.3% decrease |
| | £0.95 | £0.90 | - £0.05 -5.3% decrease |
| M&S British Semi Skimmed Milk Long Life (1l) | £1.40 | £1.20 | - £0.20 -14.3% decrease |
| | £1.40 | £1.20 | - £0.20 -14.3% decrease |
| M&S Organic Whole Milk (4pts, 2.272l) | £2.40 | £2.20 | - £0.20 -8.3% decrease |
| | £2.40 | £2.20 | - £0.20 -8.3% decrease |
| M&S British Whole Milk Long Life (1l) | £1.40 | £1.25 | - £0.15 -10.7% decrease |
| | £1.40 | £1.25 | - £0.15 -10.7% decrease |
