Buttermilk, 2.5% fat or GAMTOS fermented buttermilk, 0.3% fat, 0.5 kg?

Energy 61 kcal 30 kcal
Fat 3,2 g 0,3 g
of which saturates 1,9 g 0 g
Carbohydrate 4,5 g 3,8 g
of which sugars 4,1 g 0 g
Protein 3,3 g 3 g
Salt 0,8 g 0 g

Figures from the product labels. Green is the better value.

Buttermilk, 2.5% fat
C
Buttermilk, 2.5% fat
61 kcal Fat 3,2 g Carbs 4,5 g Prot. 3,3 g
Sat. fat 1,9 g Sugars 4,1 g
1 l
GAMTOS fermented buttermilk, 0.3% fat, 0.5 kg
A
GAMTOS fermented buttermilk, 0.3% fat, 0.5 kg
30 kcal Fat 0,3 g Carbs 3,8 g Prot. 3 g
Sat. fat 0 g Sugars 0 g
500 g