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 10.16
Milk (kg) -314.00 -0.014 4.40
Fat (kg) -2.06 -0.375 0.77
Prot (kg) -11.31 -0.441 4.99
Fertility Sub Index 3.13
Calving Interval (days) -2.27 -1.459 3.31
Survival (%) -0.16 1.117 -0.18
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 0.63
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.24 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 23.24

* Based on an €80/tonne carbon price