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 21.76
Milk (kg) -911.00 -0.014 12.75
Fat (kg) -1.36 -0.375 0.51
Prot (kg) -19.24 -0.441 8.49
Fertility Sub Index 4.04
Calving Interval (days) -1.53 -1.459 2.23
Survival (%) 1.62 1.117 1.81
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -0.28
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 5.18 -0.432 -2.24
Maintenance Sub Index Maint. Sub Index 7.33
Live WT (kg) -23.90 -0.307 7.33
Total Carbon Sub Index 33.57

* Based on an €80/tonne carbon price