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 0.42
Milk (kg) 7.00 -0.014 -0.10
Fat (kg) -0.84 -0.375 0.31
Prot (kg) -0.47 -0.441 0.21
Fertility Sub Index 1.27
Calving Interval (days) -0.42 -1.459 0.61
Survival (%) 0.59 1.117 0.66
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index 2.26
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -0.22 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 8.02

* Based on an €80/tonne carbon price