My saved paddocks
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🌿
Grass
days of feed on hand
🐄
Livestock
No mobs
tap to open register
$
Capital
Set up →
available to deploy
Market prices
NLRS sale results · updated weekly
Cattle
Sheep
Steers
Heifers
Cows
Bulls
Mock data — NLRS integration pending
Current scenario — Option 1
Sell: Buy:
Mobs on hand
Active livestock · farm-wide feed impact
0 active mobs
New mob
Typical: 2.0–3.0% body weight/day
Auto-calculates from ¢/kg × purchase weight
Use "Date target" for breeders, cows in calf, calving mobs
Observed ADG on ground — not the calculator model
Capital
Facility · cash · mobs at cost
Trading facility
$
% p.a.
months
Cash on hand
$
Mobs at cost
No active mobs — add mobs to see costs here.
Capital position
Facility available
Cash on hand
Interest accrued (est.)
Available to deploy
Grasstime
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Select mob
Auto-fill replacement livestock from your active mobs



Sale target
Number sold
hd
Selling weight
kg
Price / kg
$
Sale price / head
$2,025
Replacement livestock
Number purchased
hd
Ave. weight
kg/hd
Purchase price / kg
$
Ave. purchase / head
$1,392
Growth rate
ADG
kg/hd/day
Growth (kg)
133.6 kg
Period held
23.9 wks
Losses
Loss rate
%
Purchase costs
Freight in
$/hd
Buying fee
$/hd
Drench
$/hd
Vaccine
$/hd
Other vet
$/hd
Tags
$/hd
Other
$/hd
Maintenance costs
Agistment rate
$/hd/wk
Supplements
$/hd/wk
Selling costs
Yard dues / levies
$/hd
Advertising
$/hd
Agent commission
%
Freight out
$/hd
Finance & labour
Annual interest rate
%
Interest on capital
$1,177
Interest on COC
$300
Labour
Days extra labour
Labour rate / day
$
Cost of labour
$0
Results — Option 1
Capital in livestock
$41,763
COC capital: $14,499
Total capital required
$56,262
Livestock + cost of carry
Cost of carry / head
$483
$3.62 / kg
Profit per head
$150
Total: $4,488
Return on capital
9.2%
Annualised: 19.9%
Profit p.a. / head
$326
Total p.a.: $9,781
Hold period
23.9 wks
167 days
Grass impact — this transaction
Farm-wide feed inventory
Current — before transaction
Enter feed data below to calculate
After — sell & replace
Based on replacement inputs below
Replacement mob (this option)
Head count
hd
Liveweight
kg/hd
Consumption rate
% BW/day
Mob being sold (sell side)
Head count
hd
Selling weight
kg/hd
Consumption rate
% BW/day
Grass freed / consumed Enter mob details and feed data to calculate grass impact.
Comments
Feed & carrying capacity
Enabled
Stock class
Cattle backgrounder
Cattle breeder
Cattle feeder
Sheep
Consumption rate
% BW/day
Ave. live weight
383 kg (mid-point)
Intake / head / day
10.7 kg DM
Pasture on hand
Available feed
kg DM/ha
Paddock size
ha
Utilisation rate
%
Total usable DM
126,000 kg
Feed consumed 0%
Stocking & carry period
Head on this scenario
30 hd
Hold period (from calc)
167 days
Feed required (total)
53,655 kg DM
Max head this paddock
Supplement needed?
Days of feed
Feed gap / surplus
Max safe stocking
head for hold period
Enter paddock details above to check feed viability.
Property & paddock map
Click to place points — click first point to close polygon
Paddock area
Draw a polygon to calculate
Centre coordinates
Lat / Lng
Perimeter
km
Pasture estimate
Draw a paddock
grazeable kg DM/ha
Generated by Grasstime · Livestock Trading Calculator · grasstime-pink.vercel.app