Kellie I'm the same but im seven months down the track at 95kg at the same height... i just havent been able to kick it yet. I think it largely contributes to my PND as well =/
When I put my details into Calorie King I was told with breastfeeding I should have a 2000 Calorie Diet - for someone who isnt in the habit of eating breakfast or lunch, its a really big ask to increase calorie intake to that amount.

I will be wathcing this thread with interest and let me know nif you find my motivation