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 18.20
Milk (kg) -311.00 -0.014 4.35
Fat (kg) -18.41 -0.375 6.90
Prot (kg) -15.74 -0.441 6.95
Fertility Sub Index -0.24
Calving Interval (days) -1.23 -1.459 1.79
Survival (%) -1.82 1.117 -2.03
Calving Sub Index -1.67
Gestation Length (days) 1.82 -0.919 -1.67
Beef Sub Index 2.16
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -0.72 -0.432 0.31
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 21.73

* Based on an €80/tonne carbon price