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 7.38
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -6.82 -0.375 2.55
Prot (kg) -6.25 -0.441 2.76
Fertility Sub Index 5.17
Calving Interval (days) -2.63 -1.459 3.84
Survival (%) 1.19 1.117 1.33
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.23
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.02 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 22.91

* Based on an €80/tonne carbon price