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 15.06
Milk (kg) -256.00 -0.014 3.58
Fat (kg) -14.20 -0.375 5.32
Prot (kg) -13.96 -0.441 6.16
Fertility Sub Index -8.22
Calving Interval (days) 4.22 -1.459 -6.16
Survival (%) -1.85 1.117 -2.07
Calving Sub Index 0.38
Gestation Length (days) -0.41 -0.919 0.38
Beef Sub Index 0.09
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.71 -0.432 -1.60
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index 8.07

* Based on an €80/tonne carbon price