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 2.76
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -0.91 -0.375 0.34
Prot (kg) -2.16 -0.441 0.95
Fertility Sub Index -2.38
Calving Interval (days) 1.17 -1.459 -1.71
Survival (%) -0.60 1.117 -0.67
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.43
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.09 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 1.14

* Based on an €80/tonne carbon price