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 7.72
Milk (kg) -209.00 -0.014 2.93
Fat (kg) -5.63 -0.375 2.11
Prot (kg) -6.09 -0.441 2.69
Fertility Sub Index 5.90
Calving Interval (days) -3.26 -1.459 4.76
Survival (%) 1.02 1.117 1.14
Calving Sub Index 0.31
Gestation Length (days) -0.34 -0.919 0.31
Beef Sub Index 0.36
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.71 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 17.36

* Based on an €80/tonne carbon price