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 3.70
Milk (kg) -69.00 -0.014 0.97
Fat (kg) -3.14 -0.375 1.18
Prot (kg) -3.53 -0.441 1.56
Fertility Sub Index 1.60
Calving Interval (days) -1.31 -1.459 1.91
Survival (%) -0.28 1.117 -0.31
Calving Sub Index 0.31
Gestation Length (days) -0.34 -0.919 0.31
Beef Sub Index 2.06
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 0.36 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 11.28

* Based on an €80/tonne carbon price