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 16.60
Milk (kg) -378.00 -0.014 5.29
Fat (kg) -13.67 -0.375 5.12
Prot (kg) -14.01 -0.441 6.18
Fertility Sub Index 5.33
Calving Interval (days) -4.15 -1.459 6.06
Survival (%) -0.65 1.117 -0.73
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index -0.53
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.96 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 24.70

* Based on an €80/tonne carbon price