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 16.07
Milk (kg) -289.00 -0.014 4.05
Fat (kg) -13.65 -0.375 5.11
Prot (kg) -15.67 -0.441 6.92
Fertility Sub Index 5.43
Calving Interval (days) -3.36 -1.459 4.90
Survival (%) 0.47 1.117 0.53
Calving Sub Index 0.34
Gestation Length (days) -0.37 -0.919 0.34
Beef Sub Index 1.05
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 3.43 -0.432 -1.48
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 25.19

* Based on an €80/tonne carbon price