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 11.53
Milk (kg) -312.00 -0.014 4.37
Fat (kg) -9.95 -0.375 3.73
Prot (kg) -7.78 -0.441 3.43
Fertility Sub Index -0.12
Calving Interval (days) -0.34 -1.459 0.50
Survival (%) -0.55 1.117 -0.61
Calving Sub Index 1.44
Gestation Length (days) -1.57 -0.919 1.44
Beef Sub Index 1.78
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 2.71 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 19.05

* Based on an €80/tonne carbon price