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 7.10
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -2.33 -0.375 0.87
Prot (kg) -9.51 -0.441 4.20
Fertility Sub Index -4.62
Calving Interval (days) 2.30 -1.459 -3.36
Survival (%) -1.13 1.117 -1.26
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.03
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 4.35

* Based on an €80/tonne carbon price