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 10.18
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -11.55 -0.375 4.33
Prot (kg) -8.70 -0.441 3.84
Fertility Sub Index -1.42
Calving Interval (days) 0.72 -1.459 -1.05
Survival (%) -0.33 1.117 -0.37
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 2.23
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) -0.64 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 20.49

* Based on an €80/tonne carbon price