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 -7.72
Milk (kg) 215.00 -0.014 -3.01
Fat (kg) 6.13 -0.375 -2.30
Prot (kg) 5.48 -0.441 -2.42
Fertility Sub Index -2.77
Calving Interval (days) 1.45 -1.459 -2.12
Survival (%) -0.59 1.117 -0.66
Calving Sub Index 1.99
Gestation Length (days) -2.16 -0.919 1.99
Beef Sub Index 0.12
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 4.86 -0.432 -2.10
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index -8.27

* Based on an €80/tonne carbon price