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 14.82
Milk (kg) -349.00 -0.014 4.89
Fat (kg) -11.94 -0.375 4.47
Prot (kg) -12.37 -0.441 5.46
Fertility Sub Index 2.28
Calving Interval (days) -1.54 -1.459 2.25
Survival (%) 0.03 1.117 0.03
Calving Sub Index 1.08
Gestation Length (days) -1.18 -0.919 1.08
Beef Sub Index 1.91
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 0.47 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 21.41

* Based on an €80/tonne carbon price