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 3.34
Milk (kg) -28.00 -0.014 0.39
Fat (kg) -1.56 -0.375 0.58
Prot (kg) -5.35 -0.441 2.36
Fertility Sub Index -4.78
Calving Interval (days) 2.25 -1.459 -3.28
Survival (%) -1.34 1.117 -1.50
Calving Sub Index 0.13
Gestation Length (days) -0.14 -0.919 0.13
Beef Sub Index -0.35
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 0.06
Live WT (kg) -0.20 -0.307 0.06
Total Carbon Sub Index -1.60

* Based on an €80/tonne carbon price