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 3.48
Milk (kg) -232.00 -0.014 3.25
Fat (kg) 4.14 -0.375 -1.55
Prot (kg) -4.04 -0.441 1.78
Fertility Sub Index 6.73
Calving Interval (days) -3.66 -1.459 5.34
Survival (%) 1.24 1.117 1.39
Calving Sub Index 1.15
Gestation Length (days) -1.25 -0.919 1.15
Beef Sub Index 1.26
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 4.91 -0.432 -2.12
Maintenance Sub Index Maint. Sub Index 4.17
Live WT (kg) -13.60 -0.307 4.17
Total Carbon Sub Index 16.78

* Based on an €80/tonne carbon price