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 5.51
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -6.79 -0.375 2.54
Prot (kg) -3.54 -0.441 1.56
Fertility Sub Index 2.97
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) 0.87 1.117 0.97
Calving Sub Index -0.43
Gestation Length (days) 0.47 -0.919 -0.43
Beef Sub Index -4.36
Carcass Weight (kg) 7.40 -0.528 -3.90
Age of Slaughter (days) 1.05 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index -0.06
Live WT (kg) 0.20 -0.307 -0.06
Total Carbon Sub Index 3.63

* Based on an €80/tonne carbon price