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 0.87
Milk (kg) -14.00 -0.014 0.20
Fat (kg) -0.76 -0.375 0.28
Prot (kg) -0.89 -0.441 0.39
Fertility Sub Index 5.04
Calving Interval (days) -3.12 -1.459 4.55
Survival (%) 0.44 1.117 0.49
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index -0.01
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 8.25

* Based on an €80/tonne carbon price