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 5.34
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -5.83 -0.375 2.18
Prot (kg) -4.78 -0.441 2.11
Fertility Sub Index -1.37
Calving Interval (days) 0.70 -1.459 -1.02
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.33
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -0.15 -0.432 0.06
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 14.52

* Based on an €80/tonne carbon price