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 4.13
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -1.38 -0.375 0.52
Prot (kg) -4.45 -0.441 1.96
Fertility Sub Index 5.36
Calving Interval (days) -3.41 -1.459 4.98
Survival (%) 0.34 1.117 0.38
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index 4.01
Carcass Weight (kg) -7.00 -0.528 3.69
Age of Slaughter (days) -0.74 -0.432 0.32
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 18.53

* Based on an €80/tonne carbon price