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 23.16
Milk (kg) -386.00 -0.014 5.40
Fat (kg) -25.19 -0.375 9.44
Prot (kg) -18.86 -0.441 8.32
Fertility Sub Index 7.12
Calving Interval (days) -3.37 -1.459 4.92
Survival (%) 1.97 1.117 2.20
Calving Sub Index -1.49
Gestation Length (days) 1.62 -0.919 -1.49
Beef Sub Index -3.33
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 7.11 -0.432 -3.07
Maintenance Sub Index Maint. Sub Index 5.82
Live WT (kg) -19.00 -0.307 5.82
Total Carbon Sub Index 31.29

* Based on an €80/tonne carbon price