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 2.20
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -1.77 -0.375 0.66
Prot (kg) -0.32 -0.441 0.14
Fertility Sub Index 12.15
Calving Interval (days) -7.92 -1.459 11.56
Survival (%) 0.53 1.117 0.59
Calving Sub Index -0.28
Gestation Length (days) 0.30 -0.919 -0.28
Beef Sub Index 2.55
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 19.90

* Based on an €80/tonne carbon price