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 0.15
Milk (kg) 10.00 -0.014 -0.14
Fat (kg) 1.37 -0.375 -0.51
Prot (kg) -1.81 -0.441 0.80
Fertility Sub Index -4.06
Calving Interval (days) 1.93 -1.459 -2.82
Survival (%) -1.11 1.117 -1.24
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.01
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.97 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index -2.36

* Based on an €80/tonne carbon price