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 5.20
Milk (kg) -313.00 -0.014 4.38
Fat (kg) 2.85 -0.375 -1.07
Prot (kg) -4.28 -0.441 1.89
Fertility Sub Index 2.30
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) 1.22 1.117 1.36
Calving Sub Index 1.50
Gestation Length (days) -1.63 -0.919 1.50
Beef Sub Index 6.75
Carcass Weight (kg) -18.80 -0.528 9.92
Age of Slaughter (days) 7.33 -0.432 -3.16
Maintenance Sub Index Maint. Sub Index 13.61
Live WT (kg) -44.40 -0.307 13.61
Total Carbon Sub Index 29.36

* Based on an €80/tonne carbon price