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 13.51
Milk (kg) -188.00 -0.014 2.63
Fat (kg) -16.17 -0.375 6.06
Prot (kg) -10.92 -0.441 4.82
Fertility Sub Index 6.09
Calving Interval (days) -3.99 -1.459 5.82
Survival (%) 0.24 1.117 0.27
Calving Sub Index 0.16
Gestation Length (days) -0.17 -0.919 0.16
Beef Sub Index 0.68
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 0.13 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 24.85

* Based on an €80/tonne carbon price