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 11.19
Milk (kg) -121.00 -0.014 1.69
Fat (kg) -17.54 -0.375 6.57
Prot (kg) -6.64 -0.441 2.93
Fertility Sub Index 3.32
Calving Interval (days) -1.38 -1.459 2.01
Survival (%) 1.17 1.117 1.31
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index 12.24
Carcass Weight (kg) -19.60 -0.528 10.34
Age of Slaughter (days) -4.40 -0.432 1.90
Maintenance Sub Index Maint. Sub Index 10.82
Live WT (kg) -35.30 -0.307 10.82
Total Carbon Sub Index 37.63

* Based on an €80/tonne carbon price