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 2.34
Milk (kg) -78.00 -0.014 1.09
Fat (kg) -1.18 -0.375 0.44
Prot (kg) -1.82 -0.441 0.80
Fertility Sub Index 4.92
Calving Interval (days) -2.30 -1.459 3.36
Survival (%) 1.40 1.117 1.56
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.55
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.64 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 16.09

* Based on an €80/tonne carbon price