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 0.89
Milk (kg) 22.00 -0.014 -0.31
Fat (kg) 3.09 -0.375 -1.16
Prot (kg) -5.33 -0.441 2.35
Fertility Sub Index -5.52
Calving Interval (days) 2.76 -1.459 -4.03
Survival (%) -1.34 1.117 -1.50
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index 0.08
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 4.58 -0.432 -1.98
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index -3.12

* Based on an €80/tonne carbon price