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 10.51
Milk (kg) -307.00 -0.014 4.30
Fat (kg) -11.83 -0.375 4.43
Prot (kg) -4.03 -0.441 1.78
Fertility Sub Index 6.38
Calving Interval (days) -4.10 -1.459 5.98
Survival (%) 0.36 1.117 0.40
Calving Sub Index -1.40
Gestation Length (days) 1.52 -0.919 -1.40
Beef Sub Index -5.38
Carcass Weight (kg) 14.60 -0.528 -7.70
Age of Slaughter (days) -5.38 -0.432 2.32
Maintenance Sub Index Maint. Sub Index -5.73
Live WT (kg) 18.70 -0.307 -5.73
Total Carbon Sub Index 4.38

* Based on an €80/tonne carbon price