Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 14.70
Milk (kg) -311.00 -0.014 4.35
Fat (kg) -9.71 -0.375 3.64
Prot (kg) -15.20 -0.441 6.71
Fertility Sub Index 11.23
Calving Interval (days) -6.16 -1.459 8.99
Survival (%) 2.01 1.117 2.25
Calving Sub Index -0.37
Gestation Length (days) 0.40 -0.919 -0.37
Beef Sub Index -0.14
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.54 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 27.33

* Based on an €80/tonne carbon price