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 2.68
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -1.76 -0.375 0.66
Prot (kg) -2.16 -0.441 0.95
Fertility Sub Index 0.17
Calving Interval (days) -0.30 -1.459 0.44
Survival (%) -0.24 1.117 -0.27
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 6.10
Carcass Weight (kg) -11.10 -0.528 5.86
Age of Slaughter (days) -0.57 -0.432 0.25
Maintenance Sub Index Maint. Sub Index 7.63
Live WT (kg) -24.90 -0.307 7.63
Total Carbon Sub Index 20.36

* Based on an €80/tonne carbon price