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 6.93
Milk (kg) -239.00 -0.014 3.35
Fat (kg) -3.07 -0.375 1.15
Prot (kg) -5.52 -0.441 2.44
Fertility Sub Index 6.20
Calving Interval (days) -4.13 -1.459 6.03
Survival (%) 0.16 1.117 0.18
Calving Sub Index 0.51
Gestation Length (days) -0.55 -0.919 0.51
Beef Sub Index 3.20
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) -0.70 -0.432 0.30
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 19.94

* Based on an €80/tonne carbon price