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 7.49
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -6.37 -0.375 2.39
Prot (kg) -10.32 -0.441 4.55
Fertility Sub Index -5.97
Calving Interval (days) 2.55 -1.459 -3.72
Survival (%) -2.01 1.117 -2.25
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index -1.03
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 2.14 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 1.99

* Based on an €80/tonne carbon price