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 0.32
Milk (kg) -6.00 -0.014 0.08
Fat (kg) -0.30 -0.375 0.11
Prot (kg) -0.29 -0.441 0.13
Fertility Sub Index 1.19
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) 0.23 1.117 0.26
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.50
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -2.13 -0.432 0.92
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 14.00

* Based on an €80/tonne carbon price