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 5.56
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -6.29 -0.375 2.36
Prot (kg) -4.85 -0.441 2.14
Fertility Sub Index 0.59
Calving Interval (days) 0.08 -1.459 -0.12
Survival (%) 0.63 1.117 0.70
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.70
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 14.13

* Based on an €80/tonne carbon price