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 15.95
Milk (kg) -315.00 -0.014 4.41
Fat (kg) -17.07 -0.375 6.39
Prot (kg) -11.65 -0.441 5.14
Fertility Sub Index -1.09
Calving Interval (days) -0.01 -1.459 0.01
Survival (%) -0.99 1.117 -1.11
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.54
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) -3.32 -0.432 1.43
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 20.41

* Based on an €80/tonne carbon price