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 13.44
Milk (kg) -216.00 -0.014 3.02
Fat (kg) -14.39 -0.375 5.39
Prot (kg) -11.38 -0.441 5.02
Fertility Sub Index 1.33
Calving Interval (days) -0.42 -1.459 0.61
Survival (%) 0.64 1.117 0.72
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.88
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 0.53 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 5.18
Live WT (kg) -16.90 -0.307 5.18
Total Carbon Sub Index 25.52

* Based on an €80/tonne carbon price