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 2.70
Milk (kg) -205.00 -0.014 2.87
Fat (kg) 1.42 -0.375 -0.53
Prot (kg) -0.82 -0.441 0.36
Fertility Sub Index 1.41
Calving Interval (days) -0.15 -1.459 0.22
Survival (%) 1.07 1.117 1.20
Calving Sub Index 2.90
Gestation Length (days) -3.16 -0.919 2.90
Beef Sub Index 2.42
Carcass Weight (kg) -7.80 -0.528 4.11
Age of Slaughter (days) 3.92 -0.432 -1.69
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 11.90

* Based on an €80/tonne carbon price