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 -2.78
Milk (kg) 33.00 -0.014 -0.46
Fat (kg) 4.43 -0.375 -1.66
Prot (kg) 1.50 -0.441 -0.66
Fertility Sub Index -6.34
Calving Interval (days) 3.16 -1.459 -4.61
Survival (%) -1.55 1.117 -1.73
Calving Sub Index -0.43
Gestation Length (days) 0.47 -0.919 -0.43
Beef Sub Index -1.15
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 0.59 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index -10.18

* Based on an €80/tonne carbon price