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 0.63
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -0.56 -0.375 0.21
Prot (kg) 3.64 -0.441 -1.61
Fertility Sub Index 8.36
Calving Interval (days) -3.63 -1.459 5.30
Survival (%) 2.74 1.117 3.06
Calving Sub Index 1.78
Gestation Length (days) -1.94 -0.919 1.78
Beef Sub Index 3.36
Carcass Weight (kg) -11.60 -0.528 6.12
Age of Slaughter (days) 6.38 -0.432 -2.75
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 18.73

* Based on an €80/tonne carbon price