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 9.02
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -12.12 -0.375 4.54
Prot (kg) -6.83 -0.441 3.01
Fertility Sub Index 2.02
Calving Interval (days) -1.47 -1.459 2.14
Survival (%) -0.11 1.117 -0.12
Calving Sub Index -1.31
Gestation Length (days) 1.43 -0.919 -1.31
Beef Sub Index 6.27
Carcass Weight (kg) -11.90 -0.528 6.28
Age of Slaughter (days) 0.01 -0.432 0.00
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 20.78

* Based on an €80/tonne carbon price