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 20.17
Milk (kg) -781.00 -0.014 10.93
Fat (kg) -4.82 -0.375 1.81
Prot (kg) -16.84 -0.441 7.43
Fertility Sub Index 4.33
Calving Interval (days) -1.55 -1.459 2.26
Survival (%) 1.85 1.117 2.07
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index -1.65
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 8.59 -0.432 -3.71
Maintenance Sub Index Maint. Sub Index 7.08
Live WT (kg) -23.10 -0.307 7.08
Total Carbon Sub Index 30.70

* Based on an €80/tonne carbon price