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 5.52
Milk (kg) -89.00 -0.014 1.25
Fat (kg) -4.90 -0.375 1.84
Prot (kg) -5.53 -0.441 2.44
Fertility Sub Index -1.13
Calving Interval (days) 0.49 -1.459 -0.71
Survival (%) -0.37 1.117 -0.41
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 4.26
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) -2.53 -0.432 1.09
Maintenance Sub Index Maint. Sub Index 6.90
Live WT (kg) -22.50 -0.307 6.90
Total Carbon Sub Index 20.73

* Based on an €80/tonne carbon price