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 20.01
Milk (kg) -487.00 -0.014 6.82
Fat (kg) -16.64 -0.375 6.23
Prot (kg) -15.77 -0.441 6.96
Fertility Sub Index 6.17
Calving Interval (days) -2.65 -1.459 3.87
Survival (%) 2.06 1.117 2.30
Calving Sub Index -1.27
Gestation Length (days) 1.38 -0.919 -1.27
Beef Sub Index -2.37
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 9.03 -0.432 -3.90
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 29.17

* Based on an €80/tonne carbon price