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 11.44
Milk (kg) -257.00 -0.014 3.60
Fat (kg) -14.55 -0.375 5.45
Prot (kg) -5.43 -0.441 2.40
Fertility Sub Index 1.63
Calving Interval (days) -1.22 -1.459 1.78
Survival (%) -0.13 1.117 -0.15
Calving Sub Index 1.32
Gestation Length (days) -1.44 -0.919 1.32
Beef Sub Index 2.61
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -3.12 -0.432 1.35
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 22.56

* Based on an €80/tonne carbon price