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 -0.51
Milk (kg) 7.00 -0.014 -0.10
Fat (kg) 0.68 -0.375 -0.25
Prot (kg) 0.35 -0.441 -0.15
Fertility Sub Index -0.95
Calving Interval (days) 0.50 -1.459 -0.73
Survival (%) -0.20 1.117 -0.22
Calving Sub Index -0.44
Gestation Length (days) 0.48 -0.919 -0.44
Beef Sub Index 0.44
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 3.74 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index -1.22

* Based on an €80/tonne carbon price