3 The following genetic parameters were used in the yearling weight (YW)/birth weight (BW) example in...
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3 The following genetic parameters were used in the yearling weight (YW)/birth weight (BW) example in the boxed section entitled Calculating the Classic Form of Economic Selection Index: PYW = 3,600 lb OBVYW = 1,440 lb 2 OPBW = 100 lb BVBW = 40 lb 2 cov(PYw,PBW) = 210 lb cov(BVYw,BVBW) = 168 lb Conditions have changed so that a 1-lb increase in yearling weight is now worth $1.22 and a 1-lb increase in birth weight is worth $-4.35. Recalculate the economic selection index accordingly. 3 The following genetic parameters were used in the yearling weight (YW)/birth weight (BW) example in the boxed section entitled Calculating the Classic Form of Economic Selection Index: PYW = 3,600 lb OBVYW = 1,440 lb 2 OPBW = 100 lb BVBW = 40 lb 2 cov(PYw,PBW) = 210 lb cov(BVYw,BVBW) = 168 lb Conditions have changed so that a 1-lb increase in yearling weight is now worth $1.22 and a 1-lb increase in birth weight is worth $-4.35. Recalculate the economic selection index accordingly.
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