Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 18.21
Milk (kg) -372.00 -0.014 5.21
Fat (kg) -16.78 -0.375 6.29
Prot (kg) -15.21 -0.441 6.71
Fertility Sub Index -0.82
Calving Interval (days) -0.01 -1.459 0.01
Survival (%) -0.75 1.117 -0.84
Calving Sub Index -0.14
Gestation Length (days) 0.15 -0.919 -0.14
Beef Sub Index 0.43
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) -0.63 -0.432 0.27
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 19.58

* Based on an €80/tonne carbon price