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 4.84
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -3.75 -0.375 1.40
Prot (kg) -5.68 -0.441 2.51
Fertility Sub Index 1.07
Calving Interval (days) -0.08 -1.459 0.12
Survival (%) 0.85 1.117 0.95
Calving Sub Index 1.20
Gestation Length (days) -1.31 -0.919 1.20
Beef Sub Index 3.70
Carcass Weight (kg) -10.50 -0.528 5.54
Age of Slaughter (days) 4.26 -0.432 -1.84
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 15.53

* Based on an €80/tonne carbon price