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 25.93
Milk (kg) -588.00 -0.014 8.23
Fat (kg) -21.55 -0.375 8.07
Prot (kg) -21.80 -0.441 9.62
Fertility Sub Index 2.81
Calving Interval (days) -1.54 -1.459 2.25
Survival (%) 0.50 1.117 0.56
Calving Sub Index -0.68
Gestation Length (days) 0.74 -0.919 -0.68
Beef Sub Index 1.52
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 2.35 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 33.28

* Based on an €80/tonne carbon price