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 0.66
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) -2.14 -0.375 0.80
Prot (kg) 0.29 -0.441 -0.13
Fertility Sub Index 1.86
Calving Interval (days) -0.82 -1.459 1.20
Survival (%) 0.59 1.117 0.66
Calving Sub Index -1.47
Gestation Length (days) 1.60 -0.919 -1.47
Beef Sub Index -1.33
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 5.76 -0.432 -2.49
Maintenance Sub Index Maint. Sub Index 6.56
Live WT (kg) -21.40 -0.307 6.56
Total Carbon Sub Index 6.28

* Based on an €80/tonne carbon price