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 1.77
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -1.33 -0.375 0.50
Prot (kg) -1.56 -0.441 0.69
Fertility Sub Index 0.95
Calving Interval (days) -0.63 -1.459 0.92
Survival (%) 0.03 1.117 0.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.28
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 4.37

* Based on an €80/tonne carbon price