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 7.62
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -7.01 -0.375 2.63
Prot (kg) -6.39 -0.441 2.82
Fertility Sub Index 6.66
Calving Interval (days) -3.16 -1.459 4.61
Survival (%) 1.83 1.117 2.04
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.06
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 3.32 -0.432 -1.43
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 14.50

* Based on an €80/tonne carbon price