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 10.37
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -11.18 -0.375 4.19
Prot (kg) -8.74 -0.441 3.86
Fertility Sub Index 1.99
Calving Interval (days) -0.98 -1.459 1.43
Survival (%) 0.50 1.117 0.56
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.81
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 2.77 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 20.39

* Based on an €80/tonne carbon price