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 3.92
Milk (kg) -30.00 -0.014 0.42
Fat (kg) -6.19 -0.375 2.32
Prot (kg) -2.67 -0.441 1.18
Fertility Sub Index -4.28
Calving Interval (days) 2.38 -1.459 -3.47
Survival (%) -0.72 1.117 -0.80
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index 1.16
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 4.53 -0.432 -1.96
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 3.88

* Based on an €80/tonne carbon price