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 21.23
Milk (kg) -503.00 -0.014 7.04
Fat (kg) -22.04 -0.375 8.26
Prot (kg) -13.45 -0.441 5.94
Fertility Sub Index 3.50
Calving Interval (days) -3.30 -1.459 4.81
Survival (%) -1.18 1.117 -1.32
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.81
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -3.95 -0.432 1.71
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 33.16

* Based on an €80/tonne carbon price