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 12.72
Milk (kg) -220.00 -0.014 3.08
Fat (kg) -13.07 -0.375 4.90
Prot (kg) -10.76 -0.441 4.75
Fertility Sub Index 2.38
Calving Interval (days) -1.19 -1.459 1.74
Survival (%) 0.58 1.117 0.65
Calving Sub Index -0.19
Gestation Length (days) 0.21 -0.919 -0.19
Beef Sub Index 0.56
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 3.35 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 18.20

* Based on an €80/tonne carbon price