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 9.66
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -13.28 -0.375 4.97
Prot (kg) -7.82 -0.441 3.45
Fertility Sub Index 1.05
Calving Interval (days) -1.22 -1.459 1.78
Survival (%) -0.65 1.117 -0.73
Calving Sub Index 1.16
Gestation Length (days) -1.26 -0.919 1.16
Beef Sub Index 0.87
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 0.80 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index 13.69

* Based on an €80/tonne carbon price