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 13.66
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -14.01 -0.375 5.25
Prot (kg) -13.95 -0.441 6.16
Fertility Sub Index 1.44
Calving Interval (days) -1.48 -1.459 2.16
Survival (%) -0.64 1.117 -0.72
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index -0.25
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 18.06

* Based on an €80/tonne carbon price