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 6.43
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -3.80 -0.375 1.42
Prot (kg) -7.47 -0.441 3.30
Fertility Sub Index 11.26
Calving Interval (days) -5.15 -1.459 7.51
Survival (%) 3.35 1.117 3.74
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index 2.05
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -1.21 -0.432 0.52
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 23.17

* Based on an €80/tonne carbon price