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 11.95
Milk (kg) -225.00 -0.014 3.15
Fat (kg) -12.55 -0.375 4.70
Prot (kg) -9.29 -0.441 4.10
Fertility Sub Index 6.50
Calving Interval (days) -3.58 -1.459 5.22
Survival (%) 1.14 1.117 1.27
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.07
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.56 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 8.00
Live WT (kg) -26.10 -0.307 8.00
Total Carbon Sub Index 30.21

* Based on an €80/tonne carbon price