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 2.99
Milk (kg) -47.00 -0.014 0.66
Fat (kg) -0.85 -0.375 0.32
Prot (kg) -4.56 -0.441 2.01
Fertility Sub Index 8.25
Calving Interval (days) -4.80 -1.459 7.00
Survival (%) 1.12 1.117 1.25
Calving Sub Index 1.34
Gestation Length (days) -1.46 -0.919 1.34
Beef Sub Index 2.80
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 0.59 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 19.86

* Based on an €80/tonne carbon price