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 1.91
Milk (kg) -71.00 -0.014 0.99
Fat (kg) 0.86 -0.375 -0.32
Prot (kg) -2.80 -0.441 1.24
Fertility Sub Index 1.39
Calving Interval (days) -0.89 -1.459 1.30
Survival (%) 0.08 1.117 0.09
Calving Sub Index 0.41
Gestation Length (days) -0.45 -0.919 0.41
Beef Sub Index 1.00
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 5.63 -0.432 -2.43
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 9.58

* Based on an €80/tonne carbon price