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 13.18
Milk (kg) -218.00 -0.014 3.05
Fat (kg) -12.56 -0.375 4.70
Prot (kg) -12.29 -0.441 5.42
Fertility Sub Index 2.82
Calving Interval (days) -1.80 -1.459 2.63
Survival (%) 0.17 1.117 0.19
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index 1.68
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.50 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 22.64

* Based on an €80/tonne carbon price