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 7.40
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -7.67 -0.375 2.87
Prot (kg) -6.38 -0.441 2.82
Fertility Sub Index 3.38
Calving Interval (days) -2.15 -1.459 3.14
Survival (%) 0.22 1.117 0.25
Calving Sub Index 0.24
Gestation Length (days) -0.26 -0.919 0.24
Beef Sub Index 0.27
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) -0.02 -0.432 0.01
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 13.78

* Based on an €80/tonne carbon price