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 18.11
Milk (kg) -203.00 -0.014 2.84
Fat (kg) -22.78 -0.375 8.53
Prot (kg) -15.25 -0.441 6.73
Fertility Sub Index 0.14
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) -0.75 1.117 -0.84
Calving Sub Index 1.03
Gestation Length (days) -1.12 -0.919 1.03
Beef Sub Index -0.75
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 2.47 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 20.28

* Based on an €80/tonne carbon price