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 2.97
Milk (kg) -185.00 -0.014 2.59
Fat (kg) 0.21 -0.375 -0.08
Prot (kg) -1.04 -0.441 0.46
Fertility Sub Index 7.70
Calving Interval (days) -4.33 -1.459 6.32
Survival (%) 1.24 1.117 1.39
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index 2.25
Carcass Weight (kg) -10.50 -0.528 5.54
Age of Slaughter (days) 7.61 -0.432 -3.29
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 18.38

* Based on an €80/tonne carbon price