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 1.69
Milk (kg) -71.00 -0.014 0.99
Fat (kg) 2.06 -0.375 -0.77
Prot (kg) -3.33 -0.441 1.47
Fertility Sub Index 7.76
Calving Interval (days) -5.32 -1.459 7.76
Survival (%) 0.00 1.117 0.00
Calving Sub Index 2.37
Gestation Length (days) -2.58 -0.919 2.37
Beef Sub Index -0.28
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 5.29 -0.432 -2.28
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 15.80

* Based on an €80/tonne carbon price