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 20.29
Milk (kg) -527.00 -0.014 7.38
Fat (kg) -13.32 -0.375 4.99
Prot (kg) -17.94 -0.441 7.92
Fertility Sub Index 4.07
Calving Interval (days) -2.34 -1.459 3.41
Survival (%) 0.59 1.117 0.66
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index 1.03
Carcass Weight (kg) -8.90 -0.528 4.69
Age of Slaughter (days) 8.48 -0.432 -3.66
Maintenance Sub Index Maint. Sub Index 8.83
Live WT (kg) -28.80 -0.307 8.83
Total Carbon Sub Index 35.16

* Based on an €80/tonne carbon price