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 12.80
Milk (kg) -259.00 -0.014 3.63
Fat (kg) -15.34 -0.375 5.75
Prot (kg) -7.76 -0.441 3.42
Fertility Sub Index -1.26
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) -1.62 1.117 -1.81
Calving Sub Index 0.47
Gestation Length (days) -0.51 -0.919 0.47
Beef Sub Index 2.24
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 20.69

* Based on an €80/tonne carbon price