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 17.08
Milk (kg) -242.00 -0.014 3.39
Fat (kg) -20.01 -0.375 7.49
Prot (kg) -14.03 -0.441 6.19
Fertility Sub Index 3.10
Calving Interval (days) -1.93 -1.459 2.82
Survival (%) 0.25 1.117 0.28
Calving Sub Index 0.60
Gestation Length (days) -0.65 -0.919 0.60
Beef Sub Index 0.33
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 24.42

* Based on an €80/tonne carbon price