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 10.17
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -11.07 -0.375 4.15
Prot (kg) -9.93 -0.441 4.38
Fertility Sub Index -2.64
Calving Interval (days) 0.34 -1.459 -0.50
Survival (%) -1.92 1.117 -2.15
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.30
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.92 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 8.64

* Based on an €80/tonne carbon price