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 30.41
Milk (kg) -697.00 -0.014 9.76
Fat (kg) -25.61 -0.375 9.59
Prot (kg) -25.05 -0.441 11.06
Fertility Sub Index 5.62
Calving Interval (days) -3.37 -1.459 4.92
Survival (%) 0.63 1.117 0.70
Calving Sub Index 0.11
Gestation Length (days) -0.12 -0.919 0.11
Beef Sub Index 1.60
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.05 -0.432 0.02
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 41.36

* Based on an €80/tonne carbon price