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 7.63
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -8.27 -0.375 3.10
Prot (kg) -7.28 -0.441 3.21
Fertility Sub Index 8.38
Calving Interval (days) -4.34 -1.459 6.33
Survival (%) 1.83 1.117 2.04
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.95
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 0.01 -0.432 0.00
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 26.41

* Based on an €80/tonne carbon price