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 7.12
Milk (kg) -338.00 -0.014 4.73
Fat (kg) 1.00 -0.375 -0.37
Prot (kg) -6.25 -0.441 2.76
Fertility Sub Index 1.71
Calving Interval (days) -0.46 -1.459 0.67
Survival (%) 0.93 1.117 1.04
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index 7.08
Carcass Weight (kg) -15.80 -0.528 8.33
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 14.56
Live WT (kg) -47.50 -0.307 14.56
Total Carbon Sub Index 30.68

* Based on an €80/tonne carbon price