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 1.38
Milk (kg) -81.00 -0.014 1.13
Fat (kg) 0.73 -0.375 -0.27
Prot (kg) -1.18 -0.441 0.52
Fertility Sub Index 4.21
Calving Interval (days) -2.03 -1.459 2.96
Survival (%) 1.12 1.117 1.25
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.42
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -0.49 -0.432 0.21
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 15.40

* Based on an €80/tonne carbon price