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 20.19
Milk (kg) -661.00 -0.014 9.25
Fat (kg) -10.20 -0.375 3.82
Prot (kg) -16.13 -0.441 7.12
Fertility Sub Index 2.41
Calving Interval (days) -2.15 -1.459 3.14
Survival (%) -0.65 1.117 -0.73
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -1.90
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 8.56 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 7.08
Live WT (kg) -23.10 -0.307 7.08
Total Carbon Sub Index 28.52

* Based on an €80/tonne carbon price