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 3.89
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -1.01 -0.375 0.38
Prot (kg) -5.46 -0.441 2.41
Fertility Sub Index 0.61
Calving Interval (days) -0.65 -1.459 0.95
Survival (%) -0.30 1.117 -0.34
Calving Sub Index 1.09
Gestation Length (days) -1.19 -0.919 1.09
Beef Sub Index 2.19
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 1.15 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 12.28

* Based on an €80/tonne carbon price