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 0.60
Milk (kg) -7.00 -0.014 0.10
Fat (kg) -0.82 -0.375 0.31
Prot (kg) -0.45 -0.441 0.20
Fertility Sub Index 6.13
Calving Interval (days) -3.36 -1.459 4.90
Survival (%) 1.10 1.117 1.23
Calving Sub Index 0.27
Gestation Length (days) -0.29 -0.919 0.27
Beef Sub Index 0.22
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 10.13

* Based on an €80/tonne carbon price