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 4.66
Milk (kg) -80.00 -0.014 1.12
Fat (kg) -4.41 -0.375 1.65
Prot (kg) -4.28 -0.441 1.89
Fertility Sub Index 4.40
Calving Interval (days) -2.31 -1.459 3.37
Survival (%) 0.92 1.117 1.03
Calving Sub Index -0.25
Gestation Length (days) 0.27 -0.919 -0.25
Beef Sub Index -1.88
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 3.49 -0.432 -1.51
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 8.32

* Based on an €80/tonne carbon price