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 15.02
Milk (kg) -203.00 -0.014 2.84
Fat (kg) -15.59 -0.375 5.84
Prot (kg) -14.36 -0.441 6.34
Fertility Sub Index -2.21
Calving Interval (days) 0.93 -1.459 -1.36
Survival (%) -0.76 1.117 -0.85
Calving Sub Index 0.01
Gestation Length (days) -0.01 -0.919 0.01
Beef Sub Index 0.70
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 2.78 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index 14.26

* Based on an €80/tonne carbon price