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 9.37
Milk (kg) -254.00 -0.014 3.56
Fat (kg) -7.50 -0.375 2.81
Prot (kg) -6.81 -0.441 3.01
Fertility Sub Index -0.53
Calving Interval (days) 0.10 -1.459 -0.15
Survival (%) -0.34 1.117 -0.38
Calving Sub Index 0.48
Gestation Length (days) -0.52 -0.919 0.48
Beef Sub Index 0.81
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) -1.50 -0.432 0.65
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 11.50

* Based on an €80/tonne carbon price