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 15.83
Milk (kg) -250.00 -0.014 3.50
Fat (kg) -18.06 -0.375 6.76
Prot (kg) -12.60 -0.441 5.56
Fertility Sub Index -1.36
Calving Interval (days) 0.11 -1.459 -0.16
Survival (%) -1.07 1.117 -1.20
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.52
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 23.23

* Based on an €80/tonne carbon price