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 1.25
Milk (kg) -75.00 -0.014 1.05
Fat (kg) 0.47 -0.375 -0.18
Prot (kg) -0.85 -0.441 0.38
Fertility Sub Index 7.52
Calving Interval (days) -3.74 -1.459 5.46
Survival (%) 1.85 1.117 2.07
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.38
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.03 -0.432 -1.31
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 18.23

* Based on an €80/tonne carbon price