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 7.50
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -7.45 -0.375 2.79
Prot (kg) -7.90 -0.441 3.49
Fertility Sub Index -4.75
Calving Interval (days) 2.12 -1.459 -3.09
Survival (%) -1.48 1.117 -1.65
Calving Sub Index 0.60
Gestation Length (days) -0.65 -0.919 0.60
Beef Sub Index -0.04
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.14 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 6.03

* Based on an €80/tonne carbon price