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 6.55
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -3.24 -0.375 1.21
Prot (kg) -6.57 -0.441 2.90
Fertility Sub Index 8.31
Calving Interval (days) -4.22 -1.459 6.16
Survival (%) 1.93 1.117 2.16
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index 0.01
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.17 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 19.27

* Based on an €80/tonne carbon price