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 10.36
Milk (kg) -240.00 -0.014 3.36
Fat (kg) -8.68 -0.375 3.25
Prot (kg) -8.49 -0.441 3.75
Fertility Sub Index 9.01
Calving Interval (days) -4.84 -1.459 7.06
Survival (%) 1.74 1.117 1.94
Calving Sub Index 0.48
Gestation Length (days) -0.52 -0.919 0.48
Beef Sub Index 2.26
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 0.13 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 25.66

* Based on an €80/tonne carbon price