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 4.58
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -4.68 -0.375 1.75
Prot (kg) -5.24 -0.441 2.31
Fertility Sub Index -9.29
Calving Interval (days) 5.03 -1.459 -7.34
Survival (%) -1.75 1.117 -1.96
Calving Sub Index 1.33
Gestation Length (days) -1.45 -0.919 1.33
Beef Sub Index 0.16
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.68 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index -1.78

* Based on an €80/tonne carbon price