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 1.37
Milk (kg) -23.00 -0.014 0.32
Fat (kg) -0.41 -0.375 0.15
Prot (kg) -2.03 -0.441 0.90
Fertility Sub Index 8.39
Calving Interval (days) -5.37 -1.459 7.84
Survival (%) 0.50 1.117 0.56
Calving Sub Index 1.82
Gestation Length (days) -1.98 -0.919 1.82
Beef Sub Index 1.36
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 0.75 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 17.33

* Based on an €80/tonne carbon price