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 4.04
Milk (kg) -26.00 -0.014 0.36
Fat (kg) -3.61 -0.375 1.35
Prot (kg) -5.27 -0.441 2.33
Fertility Sub Index -4.90
Calving Interval (days) 2.96 -1.459 -4.32
Survival (%) -0.52 1.117 -0.58
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index 0.03
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.14 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index 0.19

* Based on an €80/tonne carbon price