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 6.70
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -4.64 -0.375 1.74
Prot (kg) -6.68 -0.441 2.95
Fertility Sub Index 1.27
Calving Interval (days) -1.69 -1.459 2.47
Survival (%) -1.07 1.117 -1.20
Calving Sub Index -0.62
Gestation Length (days) 0.67 -0.919 -0.62
Beef Sub Index -0.05
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -0.13 -0.432 0.06
Maintenance Sub Index Maint. Sub Index -0.09
Live WT (kg) 0.30 -0.307 -0.09
Total Carbon Sub Index 7.22

* Based on an €80/tonne carbon price