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 2.09
Milk (kg) -9.00 -0.014 0.13
Fat (kg) -2.45 -0.375 0.92
Prot (kg) -2.37 -0.441 1.05
Fertility Sub Index 7.03
Calving Interval (days) -4.15 -1.459 6.06
Survival (%) 0.87 1.117 0.97
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index 3.00
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 0.13 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 17.27

* Based on an €80/tonne carbon price