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 12.16
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -14.72 -0.375 5.51
Prot (kg) -9.88 -0.441 4.36
Fertility Sub Index 0.61
Calving Interval (days) -0.88 -1.459 1.28
Survival (%) -0.60 1.117 -0.67
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 0.33
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.92 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 16.15

* Based on an €80/tonne carbon price