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 11.68
Milk (kg) -242.00 -0.014 3.39
Fat (kg) -9.84 -0.375 3.69
Prot (kg) -10.43 -0.441 4.60
Fertility Sub Index 8.24
Calving Interval (days) -4.37 -1.459 6.38
Survival (%) 1.67 1.117 1.87
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index 0.26
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.09 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 23.25

* Based on an €80/tonne carbon price