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 16.55
Milk (kg) -507.00 -0.014 7.10
Fat (kg) -9.90 -0.375 3.71
Prot (kg) -13.01 -0.441 5.74
Fertility Sub Index 5.00
Calving Interval (days) -3.26 -1.459 4.76
Survival (%) 0.22 1.117 0.25
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index -0.94
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 7.91 -0.432 -3.41
Maintenance Sub Index Maint. Sub Index 7.88
Live WT (kg) -25.70 -0.307 7.88
Total Carbon Sub Index 29.23

* Based on an €80/tonne carbon price