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 2.39
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -1.21 -0.375 0.45
Prot (kg) -1.78 -0.441 0.79
Fertility Sub Index 5.11
Calving Interval (days) -2.06 -1.459 3.01
Survival (%) 1.88 1.117 2.10
Calving Sub Index 1.61
Gestation Length (days) -1.75 -0.919 1.61
Beef Sub Index 2.94
Carcass Weight (kg) -10.00 -0.528 5.28
Age of Slaughter (days) 5.41 -0.432 -2.34
Maintenance Sub Index Maint. Sub Index 11.47
Live WT (kg) -37.40 -0.307 11.47
Total Carbon Sub Index 23.50

* Based on an €80/tonne carbon price