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 2.20
Milk (kg) -44.00 -0.014 0.62
Fat (kg) -4.21 -0.375 1.58
Prot (kg) -0.01 -0.441 0.00
Fertility Sub Index 0.19
Calving Interval (days) -0.36 -1.459 0.53
Survival (%) -0.30 1.117 -0.34
Calving Sub Index -2.14
Gestation Length (days) 2.33 -0.919 -2.14
Beef Sub Index -3.82
Carcass Weight (kg) 3.70 -0.528 -1.95
Age of Slaughter (days) 4.33 -0.432 -1.87
Maintenance Sub Index Maint. Sub Index 0.06
Live WT (kg) -0.20 -0.307 0.06
Total Carbon Sub Index -3.52

* Based on an €80/tonne carbon price