This is not my model to begin with, credits to kingofpop34992 https://civitai.com/models/306760/pregao1

Usage tips > clip skip 2, strength 0.7

Trigger words > 1girl, pregnant, small breasts, huge breasts, big breasts, big areolas, dark nipples, lactation, sex, vaginal, clothed

Works best on Illustrious

There may be different results when generated depending on the current settings that is set to generate said image.