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 13.37
Milk (kg) -297.00 -0.014 4.16
Fat (kg) -10.16 -0.375 3.81
Prot (kg) -12.24 -0.441 5.40
Fertility Sub Index 7.27
Calving Interval (days) -4.35 -1.459 6.35
Survival (%) 0.83 1.117 0.93
Calving Sub Index -0.10
Gestation Length (days) 0.11 -0.919 -0.10
Beef Sub Index -1.53
Carcass Weight (kg) 4.10 -0.528 -2.16
Age of Slaughter (days) -1.46 -0.432 0.63
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 21.12

* Based on an €80/tonne carbon price