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 3.46
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -0.33 -0.375 0.12
Prot (kg) -3.40 -0.441 1.50
Fertility Sub Index 4.13
Calving Interval (days) -2.08 -1.459 3.03
Survival (%) 0.98 1.117 1.09
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.11
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.53 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 17.17

* Based on an €80/tonne carbon price