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 19.25
Milk (kg) -307.00 -0.014 4.30
Fat (kg) -19.65 -0.375 7.36
Prot (kg) -17.19 -0.441 7.59
Fertility Sub Index 4.23
Calving Interval (days) -2.89 -1.459 4.22
Survival (%) 0.01 1.117 0.01
Calving Sub Index -1.27
Gestation Length (days) 1.38 -0.919 -1.27
Beef Sub Index -1.59
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 5.14 -0.432 -2.22
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 25.98

* Based on an €80/tonne carbon price