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 -0.43
Milk (kg) -2.00 -0.014 0.03
Fat (kg) 0.60 -0.375 -0.22
Prot (kg) 0.52 -0.441 -0.23
Fertility Sub Index -0.26
Calving Interval (days) 0.14 -1.459 -0.20
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.05
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.78 -0.432 -1.63
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 9.31

* Based on an €80/tonne carbon price