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 10.24
Milk (kg) -310.00 -0.014 4.34
Fat (kg) -4.85 -0.375 1.82
Prot (kg) -9.26 -0.441 4.09
Fertility Sub Index 2.06
Calving Interval (days) -2.05 -1.459 2.99
Survival (%) -0.83 1.117 -0.93
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index 0.67
Carcass Weight (kg) -3.65 -0.528 1.93
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 7.25
Live WT (kg) -23.65 -0.307 7.25
Total Carbon Sub Index 20.99

* Based on an €80/tonne carbon price