Social & Preventive Medicine Obstetric Care in RCH: Visits, IFA, TT, MCH Indicators 64ce1cc9 Extra caloric requirement in pregnancy is:- A +150 Kcal/day B +350 Kcal/day C +520 Kcal/day D +600 Kcal/day High-Yield Explanation Additional energy requirements:- Pregnancy +350 Kcal/day. Lactation (0-6months) + 600 Kcal/day. Lactation(6-12 mths) +520 kcal/day.