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 6.32
Milk (kg) -60.00 -0.014 0.84
Fat (kg) -5.25 -0.375 1.97
Prot (kg) -7.97 -0.441 3.52
Fertility Sub Index -8.64
Calving Interval (days) 5.10 -1.459 -7.44
Survival (%) -1.07 1.117 -1.20
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index 1.25
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.50 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 3.71

* Based on an €80/tonne carbon price