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 10.43
Milk (kg) -449.00 -0.014 6.29
Fat (kg) -1.06 -0.375 0.40
Prot (kg) -8.50 -0.441 3.75
Fertility Sub Index 4.69
Calving Interval (days) -1.86 -1.459 2.71
Survival (%) 1.77 1.117 1.98
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 0.32
Carcass Weight (kg) -7.50 -0.528 3.96
Age of Slaughter (days) 8.43 -0.432 -3.64
Maintenance Sub Index Maint. Sub Index 9.93
Live WT (kg) -32.40 -0.307 9.93
Total Carbon Sub Index 26.15

* Based on an €80/tonne carbon price