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 1.27
Milk (kg) 10.00 -0.014 -0.14
Fat (kg) -2.34 -0.375 0.88
Prot (kg) -1.21 -0.441 0.53
Fertility Sub Index -7.84
Calving Interval (days) 3.77 -1.459 -5.50
Survival (%) -2.09 1.117 -2.33
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index -0.43
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 5.02 -0.432 -2.17
Maintenance Sub Index Maint. Sub Index -2.30
Live WT (kg) 7.50 -0.307 -2.30
Total Carbon Sub Index -8.49

* Based on an €80/tonne carbon price