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 1.59
Milk (kg) 10.00 -0.014 -0.14
Fat (kg) -1.15 -0.375 0.43
Prot (kg) -2.95 -0.441 1.30
Fertility Sub Index -8.32
Calving Interval (days) 4.17 -1.459 -6.08
Survival (%) -2.00 1.117 -2.23
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.10
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 0.84 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index -5.54

* Based on an €80/tonne carbon price