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 13.97
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -16.27 -0.375 6.09
Prot (kg) -10.56 -0.441 4.66
Fertility Sub Index 12.70
Calving Interval (days) -7.38 -1.459 10.77
Survival (%) 1.73 1.117 1.93
Calving Sub Index -0.30
Gestation Length (days) 0.33 -0.919 -0.30
Beef Sub Index 4.73
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) -3.38 -0.432 1.46
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 34.45

* Based on an €80/tonne carbon price