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 12.01
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -13.28 -0.375 4.97
Prot (kg) -11.16 -0.441 4.93
Fertility Sub Index -0.18
Calving Interval (days) -0.22 -1.459 0.32
Survival (%) -0.45 1.117 -0.50
Calving Sub Index 0.06
Gestation Length (days) -0.07 -0.919 0.06
Beef Sub Index 1.35
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -0.80 -0.432 0.35
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 15.18

* Based on an €80/tonne carbon price