Dec 3, 2022 2 min read

Energy Requirements for Infants and Children

Source: Scientific Advisory Committee on Nutrition 2011.

			BOYS
AGE	BREASTFED		NON-BREASTFED		COMBINATION OR UNKNOWN
	Kcal/kg/day	Kcal/day	Kcal/kg/day	Kcal/day	Kcal/kg/day	Kcal/day
Months
1-2	96	526	120	598	120	574
3-4	96	574	96	622	96	598
5-6	72	598	96	646	72	622
7-12	72	694	72	742	72	718

Years	Estimated Average Energy Requirements (kcal/day)
1	765
2	1004
3	1171
4	1386
5	1482
6	1577
7	1649
8	1745
9	1840
10	2032
11	2127
12	2247
13	2414
14	2629
15	2820
16	2964
17	3083
18	3155

GIRLS
AGE	BREASTFED		NON-BREASTFED		COMBINATION OR UNKNOWN
AGE	Kcal/kg/day	Kcal/day	Kcal/kg/day	Kcal/day	Kcal/kg/day	Kcal/day
Months
1-2	96	478	120	550	120	502
3-4	96	526	96	598	96	550
5-6	72	550	96	622	72	574
7-12	72	646	72	670	72	646

Years	Estimated Average Energy Requirements (kcal/day)
1	717
2	932
3	1076
4	1291
5	1362
6	1482
7	1530
8	1625
9	1721
10	1936
11	2023
12	2103
13	2223
14	2342
15	2390
16	2414
17	2462
18	2462

United Kingdom