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 0.89
Milk (kg) -28.00 -0.014 0.39
Fat (kg) -0.40 -0.375 0.15
Prot (kg) -0.79 -0.441 0.35
Fertility Sub Index 0.39
Calving Interval (days) -0.32 -1.459 0.47
Survival (%) -0.07 1.117 -0.08
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 3.01
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -3.54 -0.432 1.53
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 15.87

* Based on an €80/tonne carbon price