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 -5.19
Milk (kg) 151.00 -0.014 -2.11
Fat (kg) 8.39 -0.375 -3.14
Prot (kg) -0.16 -0.441 0.07
Fertility Sub Index -3.24
Calving Interval (days) 1.74 -1.459 -2.54
Survival (%) -0.63 1.117 -0.70
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 0.32
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 4.63 -0.432 -2.00
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index -7.52

* Based on an €80/tonne carbon price