Best Linear Unbiased Prediction. A set of statistical qualities that describe the methodology utilized in calculating STAGES genetic evaluations. BLUP utilizes an animal's own record (if available) along with all relatives' records, including ancestors, siblings, and progeny. Thus it takes into account genetic relationships as well as the relative merit of an animal within its contemporary group. The major feature is that evaluations are unbiased.

Best Linear Unbiased Predictor. Values for terms specified as random effects in a mixed-effects model. Breast height - A standard height from ground level at 1.3 m for recording stem diameter (dbh), circumference or basal area of a tree.

Best linear unbiased prediction. A method of calculating estimated breeding values or expected progeny differences that accounts for all known sources of information about the traits being evaluated.