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 4.41
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -6.60 -0.375 2.47
Prot (kg) -1.98 -0.441 0.87
Fertility Sub Index 4.32
Calving Interval (days) -1.62 -1.459 2.36
Survival (%) 1.75 1.117 1.96
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.61
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -0.19 -0.432 0.08
Maintenance Sub Index Maint. Sub Index 5.18
Live WT (kg) -16.90 -0.307 5.18
Total Carbon Sub Index 19.33

* Based on an €80/tonne carbon price