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 7.16
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -7.75 -0.375 2.90
Prot (kg) -5.90 -0.441 2.60
Fertility Sub Index 3.76
Calving Interval (days) -1.65 -1.459 2.41
Survival (%) 1.21 1.117 1.35
Calving Sub Index 1.76
Gestation Length (days) -1.92 -0.919 1.76
Beef Sub Index 0.82
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 4.95 -0.432 -2.14
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 15.98

* Based on an €80/tonne carbon price