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 6.40
Milk (kg) -215.00 -0.014 3.01
Fat (kg) -2.41 -0.375 0.90
Prot (kg) -5.64 -0.441 2.49
Fertility Sub Index 2.17
Calving Interval (days) -0.76 -1.459 1.11
Survival (%) 0.95 1.117 1.06
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.06
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 0.12 -0.432 -0.05
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 18.29

* Based on an €80/tonne carbon price