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 2.76
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -1.88 -0.375 0.70
Prot (kg) -2.85 -0.441 1.26
Fertility Sub Index 7.20
Calving Interval (days) -4.08 -1.459 5.95
Survival (%) 1.12 1.117 1.25
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index 2.82
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 0.30 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 18.22

* Based on an €80/tonne carbon price