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 11.01
Milk (kg) -231.00 -0.014 3.23
Fat (kg) -12.83 -0.375 4.81
Prot (kg) -6.72 -0.441 2.97
Fertility Sub Index 0.82
Calving Interval (days) -0.73 -1.459 1.07
Survival (%) -0.22 1.117 -0.25
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.99
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -3.14 -0.432 1.36
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 18.72

* Based on an €80/tonne carbon price