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 8.18
Milk (kg) -191.00 -0.014 2.67
Fat (kg) -7.66 -0.375 2.87
Prot (kg) -5.97 -0.441 2.63
Fertility Sub Index 3.96
Calving Interval (days) -2.29 -1.459 3.34
Survival (%) 0.55 1.117 0.61
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.24
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -0.31 -0.432 0.13
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 22.27

* Based on an €80/tonne carbon price