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 6.00
Milk (kg) -36.00 -0.014 0.50
Fat (kg) -6.84 -0.375 2.56
Prot (kg) -6.64 -0.441 2.93
Fertility Sub Index -12.01
Calving Interval (days) 5.98 -1.459 -8.73
Survival (%) -2.94 1.117 -3.28
Calving Sub Index -0.14
Gestation Length (days) 0.15 -0.919 -0.14
Beef Sub Index 0.70
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.66 -0.432 -1.15
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index -4.29

* Based on an €80/tonne carbon price