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 7.71
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -4.75 -0.375 1.78
Prot (kg) -9.29 -0.441 4.10
Fertility Sub Index 1.49
Calving Interval (days) -1.20 -1.459 1.75
Survival (%) -0.23 1.117 -0.26
Calving Sub Index 1.77
Gestation Length (days) -1.93 -0.919 1.77
Beef Sub Index 0.67
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 5.41 -0.432 -2.34
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 16.00

* Based on an €80/tonne carbon price