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 2.56
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -0.27 -0.375 0.10
Prot (kg) -3.16 -0.441 1.39
Fertility Sub Index 3.62
Calving Interval (days) -1.70 -1.459 2.48
Survival (%) 1.02 1.117 1.14
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index -0.89
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 2.67 -0.432 -1.15
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index 6.46

* Based on an €80/tonne carbon price