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 8.77
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -10.18 -0.375 3.81
Prot (kg) -6.28 -0.441 2.77
Fertility Sub Index 2.60
Calving Interval (days) -1.56 -1.459 2.28
Survival (%) 0.29 1.117 0.32
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 0.37
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.46 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 4.17
Live WT (kg) -13.60 -0.307 4.17
Total Carbon Sub Index 21.09

* Based on an €80/tonne carbon price