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 -11.47
Milk (kg) 450.00 -0.014 -6.30
Fat (kg) 6.72 -0.375 -2.52
Prot (kg) 6.02 -0.441 -2.66
Fertility Sub Index -5.00
Calving Interval (days) 2.70 -1.459 -3.94
Survival (%) -0.95 1.117 -1.06
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index 0.35
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.59 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index -14.10

* Based on an €80/tonne carbon price