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 12.90
Milk (kg) -225.00 -0.014 3.15
Fat (kg) -12.15 -0.375 4.55
Prot (kg) -11.78 -0.441 5.20
Fertility Sub Index 5.95
Calving Interval (days) -3.11 -1.459 4.54
Survival (%) 1.26 1.117 1.41
Calving Sub Index -0.09
Gestation Length (days) 0.10 -0.919 -0.09
Beef Sub Index 1.29
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.06 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 24.50

* Based on an €80/tonne carbon price