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 5.58
Milk (kg) -89.00 -0.014 1.25
Fat (kg) -4.48 -0.375 1.68
Prot (kg) -6.02 -0.441 2.66
Fertility Sub Index 1.27
Calving Interval (days) -1.00 -1.459 1.46
Survival (%) -0.17 1.117 -0.19
Calving Sub Index 0.19
Gestation Length (days) -0.21 -0.919 0.19
Beef Sub Index 3.03
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) -0.18 -0.432 0.08
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index 13.11

* Based on an €80/tonne carbon price