Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 16.43
Milk (kg) -358.00 -0.014 5.01
Fat (kg) -13.67 -0.375 5.12
Prot (kg) -14.27 -0.441 6.30
Fertility Sub Index 6.63
Calving Interval (days) -4.59 -1.459 6.70
Survival (%) -0.06 1.117 -0.07
Calving Sub Index 1.20
Gestation Length (days) -1.31 -0.919 1.20
Beef Sub Index 0.80
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -0.38 -0.432 0.16
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 28.31

* Based on an €80/tonne carbon price