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 16.32
Milk (kg) -260.00 -0.014 3.64
Fat (kg) -17.26 -0.375 6.46
Prot (kg) -14.09 -0.441 6.22
Fertility Sub Index -0.47
Calving Interval (days) -1.25 -1.459 1.82
Survival (%) -2.05 1.117 -2.29
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index 2.31
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -1.08 -0.432 0.47
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 21.22

* Based on an €80/tonne carbon price