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 1.60
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -3.55 -0.375 1.33
Prot (kg) 0.55 -0.441 -0.24
Fertility Sub Index 0.55
Calving Interval (days) -0.03 -1.459 0.04
Survival (%) 0.45 1.117 0.50
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -3.51
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 7.52 -0.432 -3.25
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 4.94

* Based on an €80/tonne carbon price