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 1.15
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -1.78 -0.375 0.67
Prot (kg) 0.27 -0.441 -0.12
Fertility Sub Index 10.13
Calving Interval (days) -5.52 -1.459 8.05
Survival (%) 1.86 1.117 2.08
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.09
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 0.77 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 17.25

* Based on an €80/tonne carbon price