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 34.66
Milk (kg) -614.00 -0.014 8.60
Fat (kg) -30.30 -0.375 11.35
Prot (kg) -33.33 -0.441 14.71
Fertility Sub Index 6.21
Calving Interval (days) -3.65 -1.459 5.33
Survival (%) 0.79 1.117 0.88
Calving Sub Index 0.58
Gestation Length (days) -0.63 -0.919 0.58
Beef Sub Index 0.02
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 44.10

* Based on an €80/tonne carbon price