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 11.39
Milk (kg) -258.00 -0.014 3.61
Fat (kg) -9.81 -0.375 3.67
Prot (kg) -9.29 -0.441 4.10
Fertility Sub Index 8.42
Calving Interval (days) -5.91 -1.459 8.62
Survival (%) -0.18 1.117 -0.20
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index 2.09
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -0.94 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 24.50

* Based on an €80/tonne carbon price