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 14.08
Milk (kg) -232.00 -0.014 3.25
Fat (kg) -15.86 -0.375 5.94
Prot (kg) -11.09 -0.441 4.89
Fertility Sub Index -3.04
Calving Interval (days) 1.37 -1.459 -2.00
Survival (%) -0.93 1.117 -1.04
Calving Sub Index -1.46
Gestation Length (days) 1.59 -0.919 -1.46
Beef Sub Index -3.22
Carcass Weight (kg) 5.50 -0.528 -2.90
Age of Slaughter (days) 0.73 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index -1.78
Live WT (kg) 5.80 -0.307 -1.78
Total Carbon Sub Index 4.59

* Based on an €80/tonne carbon price