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 -0.26
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 0.29 -0.375 -0.11
Prot (kg) 0.21 -0.441 -0.09
Fertility Sub Index -0.27
Calving Interval (days) 0.14 -1.459 -0.20
Survival (%) -0.06 1.117 -0.07
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.41
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -1.91 -0.432 0.82
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 12.07

* Based on an €80/tonne carbon price