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 11.23
Milk (kg) -239.00 -0.014 3.35
Fat (kg) -10.91 -0.375 4.09
Prot (kg) -8.60 -0.441 3.80
Fertility Sub Index 15.09
Calving Interval (days) -9.75 -1.459 14.23
Survival (%) 0.77 1.117 0.86
Calving Sub Index 1.12
Gestation Length (days) -1.22 -0.919 1.12
Beef Sub Index 2.68
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 35.24

* Based on an €80/tonne carbon price