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 7.53
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -5.33 -0.375 2.00
Prot (kg) -9.08 -0.441 4.01
Fertility Sub Index 4.59
Calving Interval (days) -3.42 -1.459 4.99
Survival (%) -0.36 1.117 -0.40
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index 2.32
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 2.45 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 18.45

* Based on an €80/tonne carbon price