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 12.18
Milk (kg) -239.00 -0.014 3.35
Fat (kg) -14.29 -0.375 5.35
Prot (kg) -7.89 -0.441 3.48
Fertility Sub Index 3.89
Calving Interval (days) -2.00 -1.459 2.92
Survival (%) 0.87 1.117 0.97
Calving Sub Index -1.76
Gestation Length (days) 1.92 -0.919 -1.76
Beef Sub Index -0.82
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 3.61 -0.432 -1.56
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 16.74

* Based on an €80/tonne carbon price