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 10.87
Milk (kg) -296.00 -0.014 4.14
Fat (kg) -8.47 -0.375 3.17
Prot (kg) -8.05 -0.441 3.55
Fertility Sub Index 4.00
Calving Interval (days) -2.23 -1.459 3.25
Survival (%) 0.67 1.117 0.75
Calving Sub Index 1.47
Gestation Length (days) -1.60 -0.919 1.47
Beef Sub Index 0.92
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -1.02 -0.432 0.44
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 19.92

* Based on an €80/tonne carbon price