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 12.03
Milk (kg) -287.00 -0.014 4.02
Fat (kg) -8.25 -0.375 3.09
Prot (kg) -11.15 -0.441 4.92
Fertility Sub Index 5.17
Calving Interval (days) -2.55 -1.459 3.72
Survival (%) 1.30 1.117 1.45
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index 1.68
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 4.78 -0.432 -2.06
Maintenance Sub Index Maint. Sub Index 3.77
Live WT (kg) -12.30 -0.307 3.77
Total Carbon Sub Index 23.65

* Based on an €80/tonne carbon price