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 8.09
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -5.27 -0.375 1.97
Prot (kg) -8.34 -0.441 3.68
Fertility Sub Index 8.09
Calving Interval (days) -4.54 -1.459 6.62
Survival (%) 1.31 1.117 1.46
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index 0.60
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 20.21

* Based on an €80/tonne carbon price