FreeByte

Tax loss harvesting calculator

Value of realising a loss.

Built and reviewed by Dovanic, Founder and editor, FreeByteLast reviewed: 2026-08-18
$
20%
$

Tax saved

$1,600

Loss carried forward

$0

With these inputs, tax saved comes to $1,600. The result assumes tax rate on gains stays at 20%.

Gains offset
$8,000
Net taxable gains
$4,000

What moves the number · Tax saved

Input−10%Now+10%
Loss realised$1,440$1,600$1,760
Tax rate on gains$1,440$1,600$1,760

Solve for an input

Whatmakesequal

Compare scenarios

Save this set of inputs, change something, then save again to compare the outcomes side by side.

Value of realising a loss.

A worked example

Starting figures

Loss realised
$8,000
Tax rate on gains
20%
Gains to offset
$12,000

What it returns

Tax saved
$1,600
Loss carried forward
$0
Gains offset
$8,000
Net taxable gains
$4,000

How to read the results

With the defaults above, tax saved works out at $1,600.

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