Chicken Feed
Calculator

Inputs

Total feed
43.2

Results

Total feed
43.2

Pets and agriculture results

Total feed43.2

formula-map diagram

Total feed
43.2

Pets and agriculture relationship

Formula

feed = birds × grams × days ÷ 1000

= 43.2

Note

This result uses the values you entered and a simplified planning equation; verify quantities and local requirements before purchasing or building.

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Frequently asked questions

How much feed does a chicken eat per day?+

A typical adult laying hen eats roughly 100-130 grams (about 1/4 pound) of feed per day, though this calculator adjusts the estimate based on the number of birds, their age/type, and whether they're actively laying, since production and growth both increase intake.

Why do laying hens need more feed than non-laying birds?+

Producing an egg daily requires significant additional protein and calcium, so actively laying hens eat more and need a higher-protein layer feed compared to birds that are molting, broody, or not yet at laying age.

Does free-ranging reduce how much feed I need to buy?+

Somewhat — birds with pasture access supplement their diet with insects, grubs, and plants, which can reduce purchased feed consumption by a modest amount, but it rarely replaces more than a small fraction of total nutritional needs, especially in winter.

How does flock size affect total feed cost?+

The calculator simply scales the per-bird daily amount by flock size, but larger flocks can benefit from bulk feed pricing, so use the daily/weekly total to compare per-unit costs across different bag sizes.

What if my flock includes chicks or growing pullets?+

Chicks and growing pullets need starter or grower feed formulated with different protein levels than adult layer feed, and they eat proportionally less by total weight, so calculate their feed needs separately from mature laying hens.