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 -0.08
Milk (kg) -1.00 -0.014 0.01
Fat (kg) 0.13 -0.375 -0.05
Prot (kg) 0.11 -0.441 -0.05
Fertility Sub Index -1.02
Calving Interval (days) 0.48 -1.459 -0.70
Survival (%) -0.29 1.117 -0.32
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.19
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -1.52 -0.432 0.66
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 11.45

* Based on an €80/tonne carbon price