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 6.75
Milk (kg) -149.00 -0.014 2.09
Fat (kg) -5.32 -0.375 1.99
Prot (kg) -6.06 -0.441 2.67
Fertility Sub Index 2.02
Calving Interval (days) -0.87 -1.459 1.27
Survival (%) 0.67 1.117 0.75
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.63
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -0.73 -0.432 0.32
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 19.52

* Based on an €80/tonne carbon price