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 10.54
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -11.29 -0.375 4.23
Prot (kg) -10.09 -0.441 4.45
Fertility Sub Index 1.67
Calving Interval (days) -1.38 -1.459 2.01
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 0.58
Gestation Length (days) -0.63 -0.919 0.58
Beef Sub Index 0.25
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.50 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 15.55

* Based on an €80/tonne carbon price