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 4.92
Milk (kg) -40.00 -0.014 0.56
Fat (kg) -5.62 -0.375 2.11
Prot (kg) -5.11 -0.441 2.26
Fertility Sub Index -4.52
Calving Interval (days) 2.18 -1.459 -3.18
Survival (%) -1.20 1.117 -1.34
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.06
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 1.90

* Based on an €80/tonne carbon price