Calculator guide

Bird density calculator: full guide

This guide explains what the bird density calculator computes, how each input changes the result, and how to turn the output into a comparable request for quotation. Worked examples below are produced with the same engine that powers the live tool.

Open the calculator

How to use this calculator

  1. 1

    Enter your project figures

    Replace the default values in the bird density calculator with your own flock size, targets and local costs. Defaults are commercial-sector averages, not a recommendation.

  2. 2

    Compare the three scenarios

    Switch between conservative, expected and optimistic to see how sensitive the result is to your assumptions before committing capital.

  3. 3

    Read the assumptions

    Check the assumptions panel so you know what the model excludes — typically taxes, import duties, special civil works and land.

  4. 4

    Turn the output into a quote request

    Send the resulting figures in a single request to receive comparable offers from qualified third-party manufacturers.

Every input explained

Default values are commercial-sector averages. Replace them with your own figures — your data always overrides the defaults.

House floor area (m²)
1,800
Target live weight (kg)
2.4
Max kg/m² welfare cap
EU Welfare Directive: 39 kg/m² standard; 33 lower; premium 25-28. — 39

Worked examples

Three realistic cases, computed live with the calculator engine.

Baseline case

Reference values under the expected scenario — a good starting point for a first project.

Inputs

  • House floor area1,800 m²
  • Target live weight2.4 kg
  • Max kg/m² welfare cap39

Results

  • Planning cap applied39.0 kg/m²
  • Usable production area1728 m²
  • Birds/m² at target weight16.25
  • Indicative capacity range26,676–28,080

Scale-up case

The same project with flock size increased 2.5×, to show how the result scales.

Inputs

  • House floor area4,500 m²
  • Target live weight2.4 kg
  • Max kg/m² welfare cap39

Results

  • Planning cap applied39.0 kg/m²
  • Usable production area4320 m²
  • Birds/m² at target weight16.25
  • Indicative capacity range66,690–70,200

Conservative case

Reference values under the conservative scenario, with a safety margin on performance.

Inputs

  • House floor area1,800 m²
  • Target live weight2.4 kg
  • Max kg/m² welfare cap39

Results

  • Planning cap applied36.0 kg/m²
  • Usable production area1728 m²
  • Birds/m² at target weight15.00
  • Indicative capacity range24,624–25,920

Planning assumptions

  • The bird density calculator uses common commercial-sector parameters; your own measured data always overrides the defaults.
  • The conservative scenario adds a safety margin; the optimistic scenario assumes favourable operating conditions.
  • Taxes, import duties, special civil works and land cost are excluded unless stated otherwise.

Frequently asked questions

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