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 -0.62
Milk (kg) 6.00 -0.014 -0.08
Fat (kg) 0.77 -0.375 -0.29
Prot (kg) 0.57 -0.441 -0.25
Fertility Sub Index 0.66
Calving Interval (days) -0.26 -1.459 0.38
Survival (%) 0.25 1.117 0.28
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.70
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -2.46 -0.432 1.06
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 12.93

* Based on an €80/tonne carbon price