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 2.90
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -1.08 -0.375 0.40
Prot (kg) -1.51 -0.441 0.67
Fertility Sub Index -14.25
Calving Interval (days) 7.25 -1.459 -10.58
Survival (%) -3.29 1.117 -3.68
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index 0.20
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.35 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index -9.71

* Based on an €80/tonne carbon price