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 -1.94
Milk (kg) -3.00 -0.014 0.04
Fat (kg) 4.75 -0.375 -1.78
Prot (kg) 0.47 -0.441 -0.21
Fertility Sub Index 0.17
Calving Interval (days) 0.06 -1.459 -0.09
Survival (%) 0.23 1.117 0.26
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index 0.02
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.41 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index -1.36

* Based on an €80/tonne carbon price