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 17.77
Milk (kg) -347.00 -0.014 4.86
Fat (kg) -12.04 -0.375 4.51
Prot (kg) -19.03 -0.441 8.40
Fertility Sub Index 2.00
Calving Interval (days) -1.59 -1.459 2.32
Survival (%) -0.29 1.117 -0.32
Calving Sub Index -0.50
Gestation Length (days) 0.54 -0.919 -0.50
Beef Sub Index 1.23
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 22.65

* Based on an €80/tonne carbon price