If you are a meat-eater normally and pledge to give up all animal products for the week.
Based on difference between medium meat diet (5.6 kg per day) and vegan diet (2.9 kg per day) which is 2.7 kg a day. 2.7 x 7 = 18.9
If you are a meat-eater normally and pledge to give up all meat for the week.
Based on difference between medium meat diet (5.6 kg per day) and veggie diet (3.8kg per day), which is 3.3kg a day.