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 15.06
Milk (kg) -278.00 -0.014 3.89
Fat (kg) -14.25 -0.375 5.34
Prot (kg) -13.21 -0.441 5.83
Fertility Sub Index -1.02
Calving Interval (days) 0.08 -1.459 -0.12
Survival (%) -0.81 1.117 -0.90
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.53
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -0.01 -0.432 0.00
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 18.15

* Based on an €80/tonne carbon price