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 12.11
Milk (kg) -246.00 -0.014 3.44
Fat (kg) -12.32 -0.375 4.61
Prot (kg) -9.19 -0.441 4.06
Fertility Sub Index 4.98
Calving Interval (days) -2.93 -1.459 4.27
Survival (%) 0.63 1.117 0.70
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index -1.77
Carcass Weight (kg) 2.90 -0.528 -1.53
Age of Slaughter (days) 0.56 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index 16.10

* Based on an €80/tonne carbon price