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 0.25
Milk (kg) 38.00 -0.014 -0.53
Fat (kg) -0.19 -0.375 0.07
Prot (kg) -1.60 -0.441 0.71
Fertility Sub Index 5.24
Calving Interval (days) -2.12 -1.459 3.09
Survival (%) 1.92 1.117 2.15
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index 1.08
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.53 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index 7.82

* Based on an €80/tonne carbon price