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 3.87
Milk (kg) -203.00 -0.014 2.84
Fat (kg) 1.55 -0.375 -0.58
Prot (kg) -3.65 -0.441 1.61
Fertility Sub Index 8.93
Calving Interval (days) -4.64 -1.459 6.77
Survival (%) 1.93 1.117 2.16
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index 0.36
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 19.08

* Based on an €80/tonne carbon price