316days until

Pigs Estimate

... your Product Backlog Items needs to be estimated.

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Our estimates should be grounded in reality and not based on wrong assumptions or wishful thinking.

We tend to rely on experienced people and experts to do estimation. But maybe the people who are going to do the work is less experienced, or we have forgot to involve an important area as for example test in our estimates.


Let the people who are committed to do the actual work do the estimation. In the Scrum sense it is pigs that estimate – not chickens.

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In particular, the Development Team estimates the cost or effort necessary to complete a PBI, and Product Owners estimate the Business Value. Each of these groups can use Wideband Delphi or any other technique to build a consensus view. It is particularly important to capture the perspectives of all members of the cross-functional Development Team.

Author: Gertrud