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 9.56
Milk (kg) -219.00 -0.014 3.07
Fat (kg) -8.35 -0.375 3.13
Prot (kg) -7.63 -0.441 3.37
Fertility Sub Index 0.45
Calving Interval (days) -0.12 -1.459 0.18
Survival (%) 0.25 1.117 0.28
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.14
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 1.03 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 20.71

* Based on an €80/tonne carbon price