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 11.71
Milk (kg) -267.00 -0.014 3.74
Fat (kg) -10.02 -0.375 3.75
Prot (kg) -9.56 -0.441 4.22
Fertility Sub Index 2.40
Calving Interval (days) -1.28 -1.459 1.87
Survival (%) 0.48 1.117 0.54
Calving Sub Index 0.47
Gestation Length (days) -0.51 -0.919 0.47
Beef Sub Index 1.31
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -0.72 -0.432 0.31
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 21.23

* Based on an €80/tonne carbon price