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 9.50
Milk (kg) -40.00 -0.014 0.56
Fat (kg) -15.11 -0.375 5.66
Prot (kg) -7.43 -0.441 3.28
Fertility Sub Index 5.16
Calving Interval (days) -4.18 -1.459 6.10
Survival (%) -0.84 1.117 -0.94
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.12
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) -1.56 -0.432 0.67
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index 14.14

* Based on an €80/tonne carbon price