Asda Christmas Sales Decline 2025 Forecast. Sales for the third quarter, excluding fuel, fell by 2.5% to. Mr de lange also said his company was reporting a record christmas trade performance.

The golden christmas period was a huge boost for the u.k.’s biggest supermarkets tesco and sainsbury’s. The latest decline led to asda’s market share falling to 12.5pc in december, down from 13.5pc a year earlier.