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 1.43
Milk (kg) -113.00 -0.014 1.58
Fat (kg) 1.56 -0.375 -0.58
Prot (kg) -0.99 -0.441 0.44
Fertility Sub Index 8.96
Calving Interval (days) -4.80 -1.459 7.00
Survival (%) 1.75 1.117 1.96
Calving Sub Index 2.56
Gestation Length (days) -2.78 -0.919 2.56
Beef Sub Index -1.16
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 2.93 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 13.56

* Based on an €80/tonne carbon price