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 15.23
Milk (kg) -400.00 -0.014 5.60
Fat (kg) -10.64 -0.375 3.99
Prot (kg) -12.78 -0.441 5.64
Fertility Sub Index 9.83
Calving Interval (days) -5.25 -1.459 7.66
Survival (%) 1.94 1.117 2.17
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index 2.58
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -1.22 -0.432 0.53
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 33.83

* Based on an €80/tonne carbon price