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 16.29
Milk (kg) -301.00 -0.014 4.21
Fat (kg) -16.85 -0.375 6.31
Prot (kg) -13.07 -0.441 5.77
Fertility Sub Index 0.68
Calving Interval (days) -0.02 -1.459 0.03
Survival (%) 0.58 1.117 0.65
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.40
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 25.02

* Based on an €80/tonne carbon price