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 1.62
Milk (kg) -95.00 -0.014 1.33
Fat (kg) 0.82 -0.375 -0.31
Prot (kg) -1.35 -0.441 0.60
Fertility Sub Index 6.73
Calving Interval (days) -3.25 -1.459 4.74
Survival (%) 1.78 1.117 1.99
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.17
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.46 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 17.29

* Based on an €80/tonne carbon price