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 -12.50
Milk (kg) -30.00 -0.014 0.42
Fat (kg) 20.60 -0.375 -7.72
Prot (kg) 11.78 -0.441 -5.20
Fertility Sub Index 18.27
Calving Interval (days) -9.61 -1.459 14.02
Survival (%) 3.80 1.117 4.25
Calving Sub Index 4.82
Gestation Length (days) -5.24 -0.919 4.82
Beef Sub Index 1.80
Carcass Weight (kg) -7.70 -0.528 4.06
Age of Slaughter (days) 5.24 -0.432 -2.26
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 13.62

* Based on an €80/tonne carbon price