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 5.06
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -1.40 -0.375 0.52
Prot (kg) -7.21 -0.441 3.18
Fertility Sub Index 11.25
Calving Interval (days) -7.26 -1.459 10.59
Survival (%) 0.59 1.117 0.66
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.62
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -0.45 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 20.16

* Based on an €80/tonne carbon price