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 12.21
Milk (kg) -287.00 -0.014 4.02
Fat (kg) -8.61 -0.375 3.22
Prot (kg) -11.25 -0.441 4.97
Fertility Sub Index 6.21
Calving Interval (days) -3.75 -1.459 5.47
Survival (%) 0.66 1.117 0.74
Calving Sub Index 0.05
Gestation Length (days) -0.05 -0.919 0.05
Beef Sub Index 0.50
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) -0.66 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 21.29

* Based on an €80/tonne carbon price