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 4.46
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -7.50 -0.375 2.81
Prot (kg) -0.73 -0.441 0.32
Fertility Sub Index 7.38
Calving Interval (days) -3.69 -1.459 5.38
Survival (%) 1.79 1.117 2.00
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.28
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) -0.88 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 6.59
Live WT (kg) -21.50 -0.307 6.59
Total Carbon Sub Index 24.52

* Based on an €80/tonne carbon price