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 4.16
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -4.04 -0.375 1.51
Prot (kg) -4.31 -0.441 1.90
Fertility Sub Index 2.20
Calving Interval (days) -2.01 -1.459 2.93
Survival (%) -0.66 1.117 -0.74
Calving Sub Index 0.11
Gestation Length (days) -0.12 -0.919 0.11
Beef Sub Index 3.48
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) -0.85 -0.432 0.37
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 14.72

* Based on an €80/tonne carbon price