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 7.54
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -8.16 -0.375 3.06
Prot (kg) -6.19 -0.441 2.73
Fertility Sub Index -5.82
Calving Interval (days) 3.93 -1.459 -5.73
Survival (%) -0.08 1.117 -0.09
Calving Sub Index -1.03
Gestation Length (days) 1.12 -0.919 -1.03
Beef Sub Index -1.33
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 5.76 -0.432 -2.49
Maintenance Sub Index Maint. Sub Index 4.69
Live WT (kg) -15.30 -0.307 4.69
Total Carbon Sub Index 4.06

* Based on an €80/tonne carbon price