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 9.65
Milk (kg) -187.00 -0.014 2.62
Fat (kg) -10.23 -0.375 3.83
Prot (kg) -7.25 -0.441 3.20
Fertility Sub Index 1.19
Calving Interval (days) -0.12 -1.459 0.18
Survival (%) 0.91 1.117 1.02
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.71
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 3.13 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 19.90

* Based on an €80/tonne carbon price