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 18.39
Milk (kg) -434.00 -0.014 6.08
Fat (kg) -14.01 -0.375 5.25
Prot (kg) -16.02 -0.441 7.07
Fertility Sub Index 5.11
Calving Interval (days) -3.30 -1.459 4.81
Survival (%) 0.26 1.117 0.29
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.29
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.20 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 34.18

* Based on an €80/tonne carbon price