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 5.88
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -6.21 -0.375 2.33
Prot (kg) -5.55 -0.441 2.45
Fertility Sub Index 5.08
Calving Interval (days) -2.87 -1.459 4.19
Survival (%) 0.80 1.117 0.89
Calving Sub Index 0.06
Gestation Length (days) -0.07 -0.919 0.06
Beef Sub Index 1.38
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -0.63 -0.432 0.27
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 14.59

* Based on an €80/tonne carbon price