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 1.63
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -1.27 -0.375 0.48
Prot (kg) -1.41 -0.441 0.62
Fertility Sub Index 6.20
Calving Interval (days) -3.03 -1.459 4.42
Survival (%) 1.59 1.117 1.78
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.10
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.55 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index 6.56
Live WT (kg) -21.40 -0.307 6.56
Total Carbon Sub Index 18.30

* Based on an €80/tonne carbon price