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 1.45
Milk (kg) -34.00 -0.014 0.48
Fat (kg) -1.37 -0.375 0.51
Prot (kg) -1.05 -0.441 0.46
Fertility Sub Index 0.30
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) -0.23 1.117 -0.26
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.75
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 4.51

* Based on an €80/tonne carbon price