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 7.81
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -7.97 -0.375 2.99
Prot (kg) -6.24 -0.441 2.75
Fertility Sub Index 6.66
Calving Interval (days) -3.09 -1.459 4.51
Survival (%) 1.93 1.117 2.16
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.87
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 0.55 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 25.25

* Based on an €80/tonne carbon price