No, ASDA Dairy Fudge is not vegan-friendly.
ASDA Dairy Fudge 200g is not suitable for vegans because, as the name suggests, it contains milk.

Ingredients
Sugar, Glucose Syrup, Palm Oil, Unsalted Butter (Milk) (4%), Sweetened Condensed Skimmed Milk (3%) [Skimmed Milk, Sugar, Lactose (Milk)], Butter Oil (Milk), Humectant (Sorbitols), Colour (Plain Caramel), Flavouring, Emulsifier (Lecithin)