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 4.14
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -3.25 -0.375 1.22
Prot (kg) -5.44 -0.441 2.40
Fertility Sub Index -2.32
Calving Interval (days) 1.47 -1.459 -2.14
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -0.29
Gestation Length (days) 0.32 -0.919 -0.29
Beef Sub Index 0.77
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.52 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 3.08

* Based on an €80/tonne carbon price