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 6.27
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -4.62 -0.375 1.73
Prot (kg) -5.47 -0.441 2.41
Fertility Sub Index 6.77
Calving Interval (days) -3.49 -1.459 5.09
Survival (%) 1.50 1.117 1.68
Calving Sub Index 1.77
Gestation Length (days) -1.93 -0.919 1.77
Beef Sub Index 2.52
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 20.40

* Based on an €80/tonne carbon price