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 6.94
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -5.32 -0.375 1.99
Prot (kg) -6.29 -0.441 2.78
Fertility Sub Index -4.05
Calving Interval (days) 2.01 -1.459 -2.93
Survival (%) -1.00 1.117 -1.12
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.07
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 6.22

* Based on an €80/tonne carbon price