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 15.85
Milk (kg) -246.00 -0.014 3.44
Fat (kg) -15.73 -0.375 5.89
Prot (kg) -14.77 -0.441 6.52
Fertility Sub Index 6.90
Calving Interval (days) -4.28 -1.459 6.24
Survival (%) 0.59 1.117 0.66
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index 3.97
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) 0.08 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 30.38

* Based on an €80/tonne carbon price