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 16.37
Milk (kg) -250.00 -0.014 3.50
Fat (kg) -17.48 -0.375 6.55
Prot (kg) -14.33 -0.441 6.32
Fertility Sub Index 0.01
Calving Interval (days) -0.14 -1.459 0.20
Survival (%) -0.17 1.117 -0.19
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.09
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.25 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 17.91

* Based on an €80/tonne carbon price