Initially you produce colostrums, thinner than milk and yellowish, but full of good antibiotics for your baby. Within a week you are producing milk that is rich enough to sustain your baby. Will I produce enough for two, Mom? But for your info, your breasts do produce more as the demand grows; it's sorta of like 'the more taken the more available'. You'll have lots for your daughter. Knowing this I let the subject drop and the three of us spent the rest of the night happily together. Around two a.