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 1.66
Milk (kg) -29.00 -0.014 0.41
Fat (kg) -1.87 -0.375 0.70
Prot (kg) -1.26 -0.441 0.56
Fertility Sub Index 5.95
Calving Interval (days) -2.62 -1.459 3.82
Survival (%) 1.90 1.117 2.12
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.81
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 15.66

* Based on an €80/tonne carbon price