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 8.02
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -7.11 -0.375 2.66
Prot (kg) -7.20 -0.441 3.18
Fertility Sub Index 0.03
Calving Interval (days) -0.16 -1.459 0.23
Survival (%) -0.18 1.117 -0.20
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.51
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 15.83

* Based on an €80/tonne carbon price