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 3.83
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -3.29 -0.375 1.23
Prot (kg) -2.90 -0.441 1.28
Fertility Sub Index 8.09
Calving Interval (days) -4.60 -1.459 6.71
Survival (%) 1.23 1.117 1.37
Calving Sub Index -0.39
Gestation Length (days) 0.42 -0.919 -0.39
Beef Sub Index 1.31
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.01 -0.432 0.00
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 16.15

* Based on an €80/tonne carbon price