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 6.96
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -5.99 -0.375 2.24
Prot (kg) -5.17 -0.441 2.28
Fertility Sub Index 1.72
Calving Interval (days) -1.84 -1.459 2.68
Survival (%) -0.86 1.117 -0.96
Calving Sub Index 4.34
Gestation Length (days) -4.72 -0.919 4.34
Beef Sub Index 3.67
Carcass Weight (kg) -7.70 -0.528 4.06
Age of Slaughter (days) 0.90 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 20.37

* Based on an €80/tonne carbon price