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 8.15
Milk (kg) -204.00 -0.014 2.86
Fat (kg) -7.24 -0.375 2.71
Prot (kg) -5.84 -0.441 2.58
Fertility Sub Index 6.08
Calving Interval (days) -2.92 -1.459 4.26
Survival (%) 1.63 1.117 1.82
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.88
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 2.37 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 24.27

* Based on an €80/tonne carbon price