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 12.25
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -12.94 -0.375 4.85
Prot (kg) -11.90 -0.441 5.25
Fertility Sub Index -1.37
Calving Interval (days) 0.23 -1.459 -0.34
Survival (%) -0.93 1.117 -1.04
Calving Sub Index -3.16
Gestation Length (days) 3.44 -0.919 -3.16
Beef Sub Index 0.66
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -0.44 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 9.82

* Based on an €80/tonne carbon price