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 -4.44
Milk (kg) 105.00 -0.014 -1.47
Fat (kg) 5.68 -0.375 -2.13
Prot (kg) 1.91 -0.441 -0.84
Fertility Sub Index -0.22
Calving Interval (days) 0.01 -1.459 -0.01
Survival (%) -0.18 1.117 -0.20
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.74
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.09 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index -2.24

* Based on an €80/tonne carbon price