score = (x) -> 
  if x == "Yes"
    10
  else
    0
  
weights = [0.25, 0.25, 0.25, 0.25]
gender_equality = [commitment, targets, gte_30_prercent_women_on_givernance, gender_pay_ratio]

weights.reduce((weighted_sum, weight, index) -> 
              weighted_sum + weight*score(gender_equality[index])
             , 0)