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 0.22
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -0.18 -0.375 0.07
Prot (kg) 0.85 -0.441 -0.38
Fertility Sub Index 5.57
Calving Interval (days) -3.36 -1.459 4.90
Survival (%) 0.60 1.117 0.67
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.40
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 4.17
Live WT (kg) -13.60 -0.307 4.17
Total Carbon Sub Index 14.17

* Based on an €80/tonne carbon price