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 19.35
Milk (kg) -336.00 -0.014 4.70
Fat (kg) -20.07 -0.375 7.52
Prot (kg) -16.16 -0.441 7.13
Fertility Sub Index -0.25
Calving Interval (days) -0.45 -1.459 0.66
Survival (%) -0.81 1.117 -0.90
Calving Sub Index 1.09
Gestation Length (days) -1.19 -0.919 1.09
Beef Sub Index 3.70
Carcass Weight (kg) -7.50 -0.528 3.96
Age of Slaughter (days) 0.59 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 27.73

* Based on an €80/tonne carbon price