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 15.08
Milk (kg) -348.00 -0.014 4.87
Fat (kg) -13.65 -0.375 5.11
Prot (kg) -11.55 -0.441 5.10
Fertility Sub Index 1.08
Calving Interval (days) -1.00 -1.459 1.46
Survival (%) -0.34 1.117 -0.38
Calving Sub Index 1.85
Gestation Length (days) -2.01 -0.919 1.85
Beef Sub Index 2.39
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) -3.09 -0.432 1.33
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 26.19

* Based on an €80/tonne carbon price