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 3.44
Milk (kg) -64.00 -0.014 0.90
Fat (kg) -0.77 -0.375 0.29
Prot (kg) -5.10 -0.441 2.25
Fertility Sub Index -8.68
Calving Interval (days) 4.70 -1.459 -6.86
Survival (%) -1.63 1.117 -1.82
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index 0.67
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index -1.04
Live WT (kg) 3.40 -0.307 -1.04
Total Carbon Sub Index -5.23

* Based on an €80/tonne carbon price