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 2.85
Milk (kg) -4.00 -0.014 0.06
Fat (kg) -5.69 -0.375 2.13
Prot (kg) -1.50 -0.441 0.66
Fertility Sub Index -2.24
Calving Interval (days) 0.96 -1.459 -1.40
Survival (%) -0.75 1.117 -0.84
Calving Sub Index -1.59
Gestation Length (days) 1.73 -0.919 -1.59
Beef Sub Index -4.99
Carcass Weight (kg) 5.50 -0.528 -2.90
Age of Slaughter (days) 4.84 -0.432 -2.09
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index -4.99

* Based on an €80/tonne carbon price