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 1.19
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -2.35 -0.375 0.88
Prot (kg) 0.50 -0.441 -0.22
Fertility Sub Index 4.55
Calving Interval (days) -1.99 -1.459 2.90
Survival (%) 1.47 1.117 1.64
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.67
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) -0.93 -0.432 0.40
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 14.41

* Based on an €80/tonne carbon price