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 13.69
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -15.53 -0.375 5.82
Prot (kg) -12.58 -0.441 5.55
Fertility Sub Index 5.61
Calving Interval (days) -3.53 -1.459 5.15
Survival (%) 0.41 1.117 0.46
Calving Sub Index 0.13
Gestation Length (days) -0.14 -0.919 0.13
Beef Sub Index 2.04
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 1.02 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 25.45

* Based on an €80/tonne carbon price