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 -3.94
Milk (kg) 24.00 -0.014 -0.34
Fat (kg) 7.35 -0.375 -2.75
Prot (kg) 1.92 -0.441 -0.85
Fertility Sub Index -0.37
Calving Interval (days) 0.24 -1.459 -0.35
Survival (%) -0.02 1.117 -0.02
Calving Sub Index 1.22
Gestation Length (days) -1.33 -0.919 1.22
Beef Sub Index 0.07
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 7.42 -0.432 -3.20
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index -1.88

* Based on an €80/tonne carbon price