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 6.07
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -3.45 -0.375 1.29
Prot (kg) -7.08 -0.441 3.12
Fertility Sub Index -5.51
Calving Interval (days) 2.71 -1.459 -3.95
Survival (%) -1.39 1.117 -1.55
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index 0.25
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.60 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 3.34

* Based on an €80/tonne carbon price