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 12.45
Milk (kg) -263.00 -0.014 3.68
Fat (kg) -11.36 -0.375 4.26
Prot (kg) -10.22 -0.441 4.51
Fertility Sub Index 0.66
Calving Interval (days) -0.69 -1.459 1.01
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 0.46
Gestation Length (days) -0.50 -0.919 0.46
Beef Sub Index 1.00
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 1.36 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 18.51

* Based on an €80/tonne carbon price