Tools for Farmers, Smallholders and Hobbyists

Calculators, guides, and planners to help you make better decisions on your farm.

Find tools for your farm

Filter by what you raise, or browse everything below.

Pigs

Pig Weight Calculator

Estimate pig weight from body measurements without a scale.

Pig Feed Calculator

Calculate feed requirements from weaner to finishing weight.

Pig Birthing Date Calculator

Calculate expected farrowing dates from the impregnation date.

See all pigs tools

Chickens

Egg Production Estimator

Estimate weekly and annual egg output by flock size, breed, and hen age.

Layer Profitability Calculator

Calculate annual profit or loss from your laying flock including feed and egg revenue.

Flock Planner

Calculate how many hens you need, coop space required, and rooster ratios.

See all chickens tools

Sheep

Sheep Feed Calculator

Calculate daily hay and concentrate requirements across all production stages.

Sheep Birthing Date Calculator

Calculate expected lambing dates from the impregnation date.

Sheep Butchery Calculator

Estimate packaged meat yields and cuts from a finished sheep.

See all sheep tools

Cattle

Cattle Birthing Date Calculator

Calculate expected calving dates from the impregnation date.

Cattle Butchery Calculator

Estimate packaged meat yields and cuts from a finished steer.

Cattle Weight Calculator

Estimate live weight from body measurements using the girth-length formula.

See all cattle tools

Rabbits

Rabbit Birthing Date Calculator

Calculate expected kindling dates from the impregnation date.

Rabbit Butchery Calculator

Estimate meat yields and cut breakdown from live rabbit weight.

Rabbit Profitability Calculator

Calculate profit per rabbit and annual doe productivity for meat rabbit production.

See all rabbits tools

Deer & Game

Deer Butchery Calculator

Estimate venison yields and cut breakdown from live deer weight for Roe, Fallow, Sika, and Red deer.

Deer Profitability Calculator

Calculate profit from deer — farmed, stalked, or wild cull — including all costs versus venison cut revenue.

Deer Hide Tanning Guide

Calculate tanning chemicals and quantities for deer hides using alum, brain, or vegetable tanning.

Fruit & Veg

Grow Your Own Food

Calculate how much of your household's food needs your land, crops, and animals could provide.

Planting Calendar

Interactive 12-month planting and harvest calendar.

Vegetable Yield Calculator

Estimate your vegetable harvest from any bed size across 20+ crops.

See all fruit & veg tools

Articles & Guides

Helpful reading for every farmer.

Milk Yield & Dairy Profitability Calculator: Estimate Returns from Your Dairy Enterprise

Plan your dairy enterprise with confidence. Estimate annual milk yield by breed, set your farm-gate price, and see whether your operation covers costs.

April 2, 2026

Beef Profitability Calculator: Calculate Your Return from a Beef Finishing Enterprise

Model the full cost and revenue picture for a beef finishing enterprise. From purchase weight through to boxed cuts, see whether your beef cattle will be profitable.

March 30, 2026

Cattle Feed Calculator: Plan Dry Matter Intake and Forage Requirements

Calculate daily dry matter intake and forage requirements for cattle at any stage of production. Model silage, hay, or grass-based diets with automatic totals.

March 27, 2026

Cattle Weight Calculator: Estimate Live Weight from Body Measurements

Estimate cattle live weight without a weighbridge using the girth-length formula. Get weight classifications from calf through to heavy mature cattle.

March 25, 2026

No-Dig Bed Calculator: Calculate Compost for New Beds, Top-Dressing, and Raised Beds

Calculate exactly how much compost you need to establish or top-dress no-dig beds, whether starting fresh, maintaining established beds, or building raised beds.

March 23, 2026

Topsoil Calculator: How Much Topsoil Do You Need?

Calculate topsoil volumes in litres and cubic metres for garden beds, raised beds, or lawn areas. Get bag and bulk bag quantities for easy ordering.

March 21, 2026
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