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 0.99
Milk (kg) -71.00 -0.014 0.99
Fat (kg) 0.80 -0.375 -0.30
Prot (kg) -0.68 -0.441 0.30
Fertility Sub Index 5.88
Calving Interval (days) -2.83 -1.459 4.13
Survival (%) 1.57 1.117 1.75
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.53
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -0.25 -0.432 0.11
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 17.30

* Based on an €80/tonne carbon price