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 8.25
Milk (kg) -158.00 -0.014 2.21
Fat (kg) -11.41 -0.375 4.27
Prot (kg) -4.00 -0.441 1.77
Fertility Sub Index 0.62
Calving Interval (days) -1.04 -1.459 1.52
Survival (%) -0.80 1.117 -0.89
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.27
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -3.19 -0.432 1.38
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 12.82

* Based on an €80/tonne carbon price