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 5.34
Milk (kg) -221.00 -0.014 3.09
Fat (kg) -0.91 -0.375 0.34
Prot (kg) -4.31 -0.441 1.90
Fertility Sub Index 3.19
Calving Interval (days) -1.66 -1.459 2.42
Survival (%) 0.69 1.117 0.77
Calving Sub Index 2.05
Gestation Length (days) -2.23 -0.919 2.05
Beef Sub Index -2.27
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 4.65 -0.432 -2.01
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 13.40

* Based on an €80/tonne carbon price