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 7.66
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -5.95 -0.375 2.23
Prot (kg) -6.73 -0.441 2.97
Fertility Sub Index 5.88
Calving Interval (days) -3.65 -1.459 5.33
Survival (%) 0.50 1.117 0.56
Calving Sub Index 0.40
Gestation Length (days) -0.44 -0.919 0.40
Beef Sub Index 3.34
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 0.09 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 22.26

* Based on an €80/tonne carbon price