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 8.90
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -10.47 -0.375 3.92
Prot (kg) -6.30 -0.441 2.78
Fertility Sub Index 0.25
Calving Interval (days) -0.20 -1.459 0.29
Survival (%) -0.04 1.117 -0.04
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.26
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.50 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 4.17
Live WT (kg) -13.60 -0.307 4.17
Total Carbon Sub Index 18.28

* Based on an €80/tonne carbon price