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 26.24
Milk (kg) -517.00 -0.014 7.24
Fat (kg) -23.91 -0.375 8.96
Prot (kg) -22.76 -0.441 10.05
Fertility Sub Index 6.69
Calving Interval (days) -5.53 -1.459 8.07
Survival (%) -1.23 1.117 -1.37
Calving Sub Index -0.17
Gestation Length (days) 0.19 -0.919 -0.17
Beef Sub Index -0.36
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 0.23 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 33.90

* Based on an €80/tonne carbon price