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 15.81
Milk (kg) -334.00 -0.014 4.68
Fat (kg) -13.38 -0.375 5.01
Prot (kg) -13.88 -0.441 6.13
Fertility Sub Index 0.75
Calving Interval (days) -0.48 -1.459 0.70
Survival (%) 0.04 1.117 0.04
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 3.14
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -3.61 -0.432 1.56
Maintenance Sub Index Maint. Sub Index 6.84
Live WT (kg) -22.30 -0.307 6.84
Total Carbon Sub Index 30.36

* Based on an €80/tonne carbon price