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 10.14
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -14.48 -0.375 5.42
Prot (kg) -5.60 -0.441 2.47
Fertility Sub Index 0.60
Calving Interval (days) -0.22 -1.459 0.32
Survival (%) 0.25 1.117 0.28
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.26
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -1.81 -0.432 0.78
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 23.03

* Based on an €80/tonne carbon price