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 0.41
Milk (kg) -68.00 -0.014 0.95
Fat (kg) 1.78 -0.375 -0.67
Prot (kg) -0.29 -0.441 0.13
Fertility Sub Index 2.37
Calving Interval (days) -1.20 -1.459 1.75
Survival (%) 0.55 1.117 0.61
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.85
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -3.06 -0.432 1.32
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 16.06

* Based on an €80/tonne carbon price