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 23.37
Milk (kg) -642.00 -0.014 8.99
Fat (kg) -14.06 -0.375 5.27
Prot (kg) -20.65 -0.441 9.11
Fertility Sub Index 0.55
Calving Interval (days) -0.33 -1.459 0.48
Survival (%) 0.06 1.117 0.07
Calving Sub Index -0.25
Gestation Length (days) 0.27 -0.919 -0.25
Beef Sub Index 0.02
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.02 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 24.24

* Based on an €80/tonne carbon price