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 11.48
Milk (kg) -260.00 -0.014 3.64
Fat (kg) -9.89 -0.375 3.70
Prot (kg) -9.37 -0.441 4.14
Fertility Sub Index 3.65
Calving Interval (days) -1.97 -1.459 2.87
Survival (%) 0.69 1.117 0.77
Calving Sub Index 0.29
Gestation Length (days) -0.32 -0.919 0.29
Beef Sub Index 0.55
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.05 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 18.26

* Based on an €80/tonne carbon price