Livestock Slurry Storage Calculator


Our Livestock Slurry Storage Calculator is here to calculate the slurry storage required per farm based on the total number of livestock, the amount that is collected as slurry, and the total number of weeks required of slurry storage.

Simply enter your total stock head numbers below for the different categories, how much you collect as slurry and the total number of weeks slurry storage you require. Once completed, you can download as a PDF for easy record keeping.

livestock slurry storage calculator

-Calculate Livestock Slurry-

*Enter the total head of each livestock type, the total amount collected as slurry, and the total housing period in weeks.

Livestock Type No Of Head Volume of Excreta (m³/week) Total Amount Collected as Slurry (%) Total Slurry Produced Per Week (m³) Total Housing Period (Weeks) Total Slurry Produced Per Housing Period (m³)
Dairy cow (over 9000 litre milk yield) %
Dairy cow (6000 and 9000 litre milk yield) %
Dairy cow (up to 6000 litre milk yield) %
Dairy heifer replacement (13 months to first calf) %
Dairy heifer replacement (3 to 13 months) %
Beef suckler cow (over 500kg) %
Beef suckler cow (up to 500kg) %
Steer/heifer (over 25 months) %
Steer/heifer (13 to 25 months) %
Steer/heifer (3 to 13 months) %
Bull beef (3 months and over) %
Bull for breeding (over 25 months) %
Bull for breeding (3 to 25 months) %
Calf (up to 3 months) %
Total
Total Gallons

-Download as PDF-

*Nb. You will receive a link in an email to download it as a pdf. (No spam will be sent).

Enter Year of Livestock Slurry Calculations >

Enter Farm Name >


How to use our Livestock Slurry Storage Calculator.

Our livestock slurry storage calculator is a simple tool to use;

  1. Input Livestock
    • Choose from the 14 different cattle classifications (Dairy cows, beef sucklers, calves, etc.)
    • Enter animal counts in the “No Of Head” column for each relevant category
  2. Input Total Amount Collected as Slurry
    • As default the “total amount collected as slurry” is set to 100% i.e, this amuses that all livestock excreta is collected within slurry tanks etc.
    • This figure can be adjusted as necessary if only a certain amount is collected aas slurry i.e, cattle have a straw bedding area.
  3. Input Housing Periods
    • Specify weeks of indoor housing (0-52) for each group.
    • Our system auto-populates standard excreta volumes from DEFRA-approved data.
    • Please be aware that depending on area some farms must have a minimum of 26 weeks slurry storage.
  4. Review Automatic Calculations
    • Weekly slurry production (m³): Headcount × Volume × Slurry %
    • Total period slurry: Weekly production × Housing weeks
    • Gallon conversions (1m³ = 219.97 UK gallons)
  5. Generate Livestock Slurry Storage Required Report
    • Enter farm name and calculation year
    • Provide email for PDF delivery
    • Download includes:
      ✓ Total slurry volumes
      ✓ Housing period analysis
      ✓ Compliance-ready documentation

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