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 6.25
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -4.00 -0.375 1.50
Prot (kg) -7.00 -0.441 3.09
Fertility Sub Index 0.00
Calving Interval (days) -0.02 -1.459 0.03
Survival (%) -0.03 1.117 -0.03
Calving Sub Index -0.15
Gestation Length (days) 0.16 -0.919 -0.15
Beef Sub Index 0.42
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.59 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index -1.41
Live WT (kg) 4.60 -0.307 -1.41
Total Carbon Sub Index 5.11

* Based on an €80/tonne carbon price