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 8.39
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -10.24 -0.375 3.84
Prot (kg) -6.11 -0.441 2.70
Fertility Sub Index 0.22
Calving Interval (days) -0.46 -1.459 0.67
Survival (%) -0.40 1.117 -0.45
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.60
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -0.66 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 18.14

* Based on an €80/tonne carbon price