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 0.85
Milk (kg) -152.00 -0.014 2.13
Fat (kg) 4.28 -0.375 -1.60
Prot (kg) -0.74 -0.441 0.33
Fertility Sub Index 6.44
Calving Interval (days) -3.00 -1.459 4.38
Survival (%) 1.85 1.117 2.07
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.53
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.45 -0.432 1.06
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 19.96

* Based on an €80/tonne carbon price