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 0.87
Milk (kg) -36.00 -0.014 0.50
Fat (kg) 1.77 -0.375 -0.66
Prot (kg) -2.34 -0.441 1.03
Fertility Sub Index 4.46
Calving Interval (days) -3.38 -1.459 4.93
Survival (%) -0.42 1.117 -0.47
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.22
Carcass Weight (kg) 0.00 -0.528 0.00
Age of Slaughter (days) 2.82 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 5.00

* Based on an €80/tonne carbon price