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 -3.44
Milk (kg) 75.00 -0.014 -1.05
Fat (kg) 3.95 -0.375 -1.48
Prot (kg) 2.07 -0.441 -0.91
Fertility Sub Index -7.59
Calving Interval (days) 3.99 -1.459 -5.82
Survival (%) -1.58 1.117 -1.77
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index -0.16
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 4.65 -0.432 -2.01
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index -4.03

* Based on an €80/tonne carbon price