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 -0.10
Milk (kg) 18.00 -0.014 -0.25
Fat (kg) -0.31 -0.375 0.12
Prot (kg) -0.07 -0.441 0.03
Fertility Sub Index 6.77
Calving Interval (days) -3.62 -1.459 5.28
Survival (%) 1.33 1.117 1.49
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.03
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 14.59

* Based on an €80/tonne carbon price