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 7.30
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -5.30 -0.375 1.99
Prot (kg) -7.16 -0.441 3.16
Fertility Sub Index 5.65
Calving Interval (days) -3.91 -1.459 5.70
Survival (%) -0.05 1.117 -0.06
Calving Sub Index -0.25
Gestation Length (days) 0.27 -0.919 -0.25
Beef Sub Index 2.13
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 0.94 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 17.19

* Based on an €80/tonne carbon price