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 20.99
Milk (kg) -952.00 -0.014 13.33
Fat (kg) -1.54 -0.375 0.58
Prot (kg) -16.06 -0.441 7.09
Fertility Sub Index 0.26
Calving Interval (days) 0.33 -1.459 -0.48
Survival (%) 0.66 1.117 0.74
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index -0.05
Carcass Weight (kg) -7.30 -0.528 3.85
Age of Slaughter (days) 9.03 -0.432 -3.90
Maintenance Sub Index Maint. Sub Index 9.99
Live WT (kg) -32.60 -0.307 9.99
Total Carbon Sub Index 32.03

* Based on an €80/tonne carbon price