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 -14.83
Milk (kg) 404.00 -0.014 -5.66
Fat (kg) 11.96 -0.375 -4.48
Prot (kg) 10.64 -0.441 -4.70
Fertility Sub Index 1.16
Calving Interval (days) 0.01 -1.459 -0.01
Survival (%) 1.05 1.117 1.17
Calving Sub Index 3.33
Gestation Length (days) -3.62 -0.919 3.33
Beef Sub Index 0.01
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 6.95 -0.432 -3.00
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index -6.33

* Based on an €80/tonne carbon price