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 21.13
Milk (kg) -386.00 -0.014 5.40
Fat (kg) -17.32 -0.375 6.49
Prot (kg) -20.93 -0.441 9.24
Fertility Sub Index 1.65
Calving Interval (days) -1.01 -1.459 1.47
Survival (%) 0.16 1.117 0.18
Calving Sub Index -0.07
Gestation Length (days) 0.08 -0.919 -0.07
Beef Sub Index 1.25
Carcass Weight (kg) -8.20 -0.528 4.33
Age of Slaughter (days) 7.12 -0.432 -3.07
Maintenance Sub Index Maint. Sub Index 9.50
Live WT (kg) -31.00 -0.307 9.50
Total Carbon Sub Index 33.46

* Based on an €80/tonne carbon price