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 9.71
Milk (kg) -240.00 -0.014 3.36
Fat (kg) -5.99 -0.375 2.24
Prot (kg) -9.31 -0.441 4.11
Fertility Sub Index 8.04
Calving Interval (days) -4.60 -1.459 6.71
Survival (%) 1.19 1.117 1.33
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index 0.87
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 2.99 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 23.09

* Based on an €80/tonne carbon price