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 2.68
Milk (kg) -44.00 -0.014 0.62
Fat (kg) -1.00 -0.375 0.37
Prot (kg) -3.83 -0.441 1.69
Fertility Sub Index -3.14
Calving Interval (days) 1.29 -1.459 -1.88
Survival (%) -1.13 1.117 -1.26
Calving Sub Index -0.25
Gestation Length (days) 0.27 -0.919 -0.25
Beef Sub Index 0.16
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 1.78

* Based on an €80/tonne carbon price