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 11.31
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -12.06 -0.375 4.52
Prot (kg) -13.04 -0.441 5.76
Fertility Sub Index -5.35
Calving Interval (days) 2.08 -1.459 -3.03
Survival (%) -2.07 1.117 -2.31
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.40
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 6.18

* Based on an €80/tonne carbon price