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 5.01
Milk (kg) -68.00 -0.014 0.95
Fat (kg) -6.95 -0.375 2.60
Prot (kg) -3.29 -0.441 1.45
Fertility Sub Index 3.10
Calving Interval (days) -1.91 -1.459 2.79
Survival (%) 0.28 1.117 0.31
Calving Sub Index -2.19
Gestation Length (days) 2.38 -0.919 -2.19
Beef Sub Index -4.93
Carcass Weight (kg) 9.10 -0.528 -4.80
Age of Slaughter (days) 0.31 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index -3.00
Live WT (kg) 9.80 -0.307 -3.00
Total Carbon Sub Index -2.03

* Based on an €80/tonne carbon price