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 4.67
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -4.61 -0.375 1.73
Prot (kg) -4.38 -0.441 1.93
Fertility Sub Index -2.63
Calving Interval (days) 1.38 -1.459 -2.01
Survival (%) -0.55 1.117 -0.61
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.25
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -0.21 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 4.17
Live WT (kg) -13.60 -0.307 4.17
Total Carbon Sub Index 11.24

* Based on an €80/tonne carbon price