Checkers House Brand Tuna Weight Discrepancy

So I like to weigh whatever I buy and see how far off it is from the amount stated.

I drained a second one and it was the same. 80g. 40g off is A LOT. That's 1/3 ffs.

Tf Checkers? Or am I stupid?

So I like to weigh whatever I buy and see how far off it is from the amount stated.

I drained a second one and it was the same. 80g. 40g off is A LOT. That's 1/3 ffs.

Tf Checkers? Or am I stupid?