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 7.43
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -6.36 -0.375 2.38
Prot (kg) -9.16 -0.441 4.04
Fertility Sub Index -1.94
Calving Interval (days) 0.95 -1.459 -1.39
Survival (%) -0.50 1.117 -0.56
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.05
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 4.77 -0.432 -2.06
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 6.46

* Based on an €80/tonne carbon price