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 -3.92
Milk (kg) -31.00 -0.014 0.43
Fat (kg) 7.63 -0.375 -2.86
Prot (kg) 3.40 -0.441 -1.50
Fertility Sub Index -2.39
Calving Interval (days) 1.47 -1.459 -2.14
Survival (%) -0.22 1.117 -0.25
Calving Sub Index 1.76
Gestation Length (days) -1.91 -0.919 1.76
Beef Sub Index -1.72
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 3.12 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index -4.46

* Based on an €80/tonne carbon price