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 19.99
Milk (kg) -421.00 -0.014 5.89
Fat (kg) -18.78 -0.375 7.03
Prot (kg) -15.99 -0.441 7.06
Fertility Sub Index -0.14
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) -1.00 1.117 -1.12
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index 0.33
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) -0.28 -0.432 0.12
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 22.11

* Based on an €80/tonne carbon price