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 4.00
Milk (kg) -167.00 -0.014 2.34
Fat (kg) -2.81 -0.375 1.05
Prot (kg) -1.39 -0.441 0.61
Fertility Sub Index 5.85
Calving Interval (days) -2.53 -1.459 3.69
Survival (%) 1.93 1.117 2.16
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.46
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) -0.82 -0.432 0.35
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 21.45

* Based on an €80/tonne carbon price