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 3.33
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -2.74 -0.375 1.03
Prot (kg) -2.93 -0.441 1.29
Fertility Sub Index 5.77
Calving Interval (days) -2.82 -1.459 4.11
Survival (%) 1.48 1.117 1.65
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.40
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -2.38 -0.432 1.03
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 20.38

* Based on an €80/tonne carbon price