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 4.67
Milk (kg) -175.00 -0.014 2.45
Fat (kg) 0.16 -0.375 -0.06
Prot (kg) -5.17 -0.441 2.28
Fertility Sub Index 5.67
Calving Interval (days) -2.71 -1.459 3.95
Survival (%) 1.54 1.117 1.72
Calving Sub Index 1.43
Gestation Length (days) -1.56 -0.919 1.43
Beef Sub Index 3.10
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) 2.10 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 21.29

* Based on an €80/tonne carbon price