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 16.16
Milk (kg) -645.00 -0.014 9.03
Fat (kg) -4.42 -0.375 1.66
Prot (kg) -12.40 -0.441 5.47
Fertility Sub Index 8.10
Calving Interval (days) -4.15 -1.459 6.06
Survival (%) 1.83 1.117 2.04
Calving Sub Index 1.31
Gestation Length (days) -1.42 -0.919 1.31
Beef Sub Index 11.22
Carcass Weight (kg) -27.20 -0.528 14.35
Age of Slaughter (days) 7.25 -0.432 -3.13
Maintenance Sub Index Maint. Sub Index 20.26
Live WT (kg) -66.10 -0.307 20.26
Total Carbon Sub Index 57.05

* Based on an €80/tonne carbon price