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 10.47
Milk (kg) -238.00 -0.014 3.33
Fat (kg) -11.33 -0.375 4.24
Prot (kg) -6.56 -0.441 2.90
Fertility Sub Index 5.48
Calving Interval (days) -3.19 -1.459 4.65
Survival (%) 0.74 1.117 0.83
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.06
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -3.31 -0.432 1.43
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 23.14

* Based on an €80/tonne carbon price