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 -3.97
Milk (kg) 89.00 -0.014 -1.25
Fat (kg) 3.75 -0.375 -1.40
Prot (kg) 2.99 -0.441 -1.32
Fertility Sub Index 5.53
Calving Interval (days) -2.49 -1.459 3.63
Survival (%) 1.70 1.117 1.90
Calving Sub Index -2.10
Gestation Length (days) 2.29 -0.919 -2.10
Beef Sub Index -6.31
Carcass Weight (kg) 13.50 -0.528 -7.12
Age of Slaughter (days) -1.88 -0.432 0.81
Maintenance Sub Index Maint. Sub Index -10.73
Live WT (kg) 35.00 -0.307 -10.73
Total Carbon Sub Index -17.59

* Based on an €80/tonne carbon price