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 4.66
Milk (kg) -20.00 -0.014 0.28
Fat (kg) -3.88 -0.375 1.45
Prot (kg) -6.63 -0.441 2.93
Fertility Sub Index 2.03
Calving Interval (days) -1.26 -1.459 1.84
Survival (%) 0.17 1.117 0.19
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.66
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 4.95 -0.432 -2.14
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index 5.90

* Based on an €80/tonne carbon price