The maths is not mathing right now

So, What’s the Correct Answer?
If you’ve been following along, you might have already guessed it. The correct answer to this cow math puzzle is $400. Let’s break it down step by step:

Purchase the cow for $800.
Sell the cow for $1000.
Net profit: +$200.
Re-purchase the cow for $1100.
Net profit becomes -$900.
Sell the cow again for $1300.
Total profit = $400.