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 10.01
Milk (kg) -49.00 -0.014 0.69
Fat (kg) -13.25 -0.375 4.96
Prot (kg) -9.88 -0.441 4.36
Fertility Sub Index -16.69
Calving Interval (days) 6.18 -1.459 -9.02
Survival (%) -6.87 1.117 -7.68
Calving Sub Index 2.14
Gestation Length (days) -2.33 -0.919 2.14
Beef Sub Index 0.03
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 5.30 -0.432 -2.29
Maintenance Sub Index Maint. Sub Index -0.09
Live WT (kg) 0.30 -0.307 -0.09
Total Carbon Sub Index -4.59

* Based on an €80/tonne carbon price