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 6.71
Milk (kg) -73.00 -0.014 1.02
Fat (kg) -3.15 -0.375 1.18
Prot (kg) -10.22 -0.441 4.51
Fertility Sub Index -3.24
Calving Interval (days) 1.69 -1.459 -2.47
Survival (%) -0.69 1.117 -0.77
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.26
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.79 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 4.42

* Based on an €80/tonne carbon price