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 4.33
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -3.50 -0.375 1.31
Prot (kg) -2.34 -0.441 1.03
Fertility Sub Index -9.17
Calving Interval (days) 5.26 -1.459 -7.67
Survival (%) -1.34 1.117 -1.50
Calving Sub Index 2.67
Gestation Length (days) -2.90 -0.919 2.67
Beef Sub Index -1.95
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 5.13 -0.432 -2.21
Maintenance Sub Index Maint. Sub Index -1.81
Live WT (kg) 5.90 -0.307 -1.81
Total Carbon Sub Index -5.93

* Based on an €80/tonne carbon price