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 5.66
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -4.17 -0.375 1.56
Prot (kg) -4.88 -0.441 2.15
Fertility Sub Index 4.07
Calving Interval (days) -2.29 -1.459 3.34
Survival (%) 0.65 1.117 0.73
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index 1.54
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.72 -0.432 -0.31
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index 14.27

* Based on an €80/tonne carbon price