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) -251.00 -0.014 3.51
Fat (kg) -0.23 -0.375 0.09
Prot (kg) -1.84 -0.441 0.81
Fertility Sub Index 8.09
Calving Interval (days) -3.95 -1.459 5.76
Survival (%) 2.08 1.117 2.32
Calving Sub Index 2.41
Gestation Length (days) -2.62 -0.919 2.41
Beef Sub Index 2.79
Carcass Weight (kg) -7.00 -0.528 3.69
Age of Slaughter (days) 2.09 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 20.15

* Based on an €80/tonne carbon price