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 16.23
Milk (kg) -111.00 -0.014 1.55
Fat (kg) -23.07 -0.375 8.64
Prot (kg) -13.67 -0.441 6.03
Fertility Sub Index -0.16
Calving Interval (days) -0.35 -1.459 0.51
Survival (%) -0.60 1.117 -0.67
Calving Sub Index 0.46
Gestation Length (days) -0.50 -0.919 0.46
Beef Sub Index 0.76
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.77 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 20.36

* Based on an €80/tonne carbon price