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 6.00
Milk (kg) -103.00 -0.014 1.44
Fat (kg) -5.93 -0.375 2.22
Prot (kg) -5.29 -0.441 2.33
Fertility Sub Index 1.81
Calving Interval (days) -0.62 -1.459 0.90
Survival (%) 0.81 1.117 0.90
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.16
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.17 -0.432 -1.37
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 16.20

* Based on an €80/tonne carbon price