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 18.45
Milk (kg) -393.00 -0.014 5.50
Fat (kg) -16.59 -0.375 6.21
Prot (kg) -15.26 -0.441 6.74
Fertility Sub Index 3.68
Calving Interval (days) -3.15 -1.459 4.60
Survival (%) -0.82 1.117 -0.92
Calving Sub Index 0.22
Gestation Length (days) -0.24 -0.919 0.22
Beef Sub Index 2.24
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 0.55 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 28.03

* Based on an €80/tonne carbon price