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 16.23
Milk (kg) -407.00 -0.014 5.70
Fat (kg) -8.09 -0.375 3.03
Prot (kg) -17.00 -0.441 7.50
Fertility Sub Index 0.70
Calving Interval (days) -0.29 -1.459 0.42
Survival (%) 0.25 1.117 0.28
Calving Sub Index -0.19
Gestation Length (days) 0.21 -0.919 -0.19
Beef Sub Index 0.01
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.07 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 17.55

* Based on an €80/tonne carbon price