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 10.98
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -11.47 -0.375 4.30
Prot (kg) -10.55 -0.441 4.66
Fertility Sub Index -4.14
Calving Interval (days) 2.02 -1.459 -2.95
Survival (%) -1.07 1.117 -1.20
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index 0.09
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.73 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 8.33

* Based on an €80/tonne carbon price