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 11.97
Milk (kg) -219.00 -0.014 3.07
Fat (kg) -13.43 -0.375 5.03
Prot (kg) -8.77 -0.441 3.87
Fertility Sub Index 3.75
Calving Interval (days) -2.32 -1.459 3.38
Survival (%) 0.33 1.117 0.37
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index 0.64
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 3.03 -0.432 -1.31
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 20.66

* Based on an €80/tonne carbon price