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 -2.54
Milk (kg) -47.00 -0.014 0.66
Fat (kg) 5.22 -0.375 -1.96
Prot (kg) 2.81 -0.441 -1.24
Fertility Sub Index -8.97
Calving Interval (days) 4.18 -1.459 -6.10
Survival (%) -2.57 1.117 -2.87
Calving Sub Index 1.63
Gestation Length (days) -1.77 -0.919 1.63
Beef Sub Index -0.75
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 4.80 -0.432 -2.07
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index -10.45

* Based on an €80/tonne carbon price