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 6.10
Milk (kg) -73.00 -0.014 1.02
Fat (kg) -3.63 -0.375 1.36
Prot (kg) -8.43 -0.441 3.72
Fertility Sub Index -6.86
Calving Interval (days) 3.29 -1.459 -4.80
Survival (%) -1.84 1.117 -2.06
Calving Sub Index 0.17
Gestation Length (days) -0.19 -0.919 0.17
Beef Sub Index 0.09
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 1.30

* Based on an €80/tonne carbon price