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 7.83
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -5.88 -0.375 2.20
Prot (kg) -9.30 -0.441 4.10
Fertility Sub Index -0.62
Calving Interval (days) 0.07 -1.459 -0.10
Survival (%) -0.46 1.117 -0.51
Calving Sub Index 0.46
Gestation Length (days) -0.50 -0.919 0.46
Beef Sub Index -1.77
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 3.73 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index -2.27
Live WT (kg) 7.40 -0.307 -2.27
Total Carbon Sub Index 3.64

* Based on an €80/tonne carbon price