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 17.47
Milk (kg) -360.00 -0.014 5.04
Fat (kg) -16.82 -0.375 6.30
Prot (kg) -13.88 -0.441 6.13
Fertility Sub Index 6.17
Calving Interval (days) -4.30 -1.459 6.27
Survival (%) -0.09 1.117 -0.10
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index 3.67
Carcass Weight (kg) -7.40 -0.528 3.90
Age of Slaughter (days) 0.55 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 33.71

* Based on an €80/tonne carbon price