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 5.36
Milk (kg) -111.00 -0.014 1.55
Fat (kg) -8.78 -0.375 3.29
Prot (kg) -1.18 -0.441 0.52
Fertility Sub Index 7.62
Calving Interval (days) -3.88 -1.459 5.66
Survival (%) 1.75 1.117 1.96
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.68
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -1.32 -0.432 0.57
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 24.45

* Based on an €80/tonne carbon price