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 14.73
Milk (kg) -315.00 -0.014 4.41
Fat (kg) -12.21 -0.375 4.57
Prot (kg) -13.02 -0.441 5.75
Fertility Sub Index 5.99
Calving Interval (days) -2.92 -1.459 4.26
Survival (%) 1.55 1.117 1.73
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.44
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -2.84 -0.432 1.23
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 32.26

* Based on an €80/tonne carbon price