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 17.62
Milk (kg) -347.00 -0.014 4.86
Fat (kg) -16.52 -0.375 6.19
Prot (kg) -14.90 -0.441 6.58
Fertility Sub Index 10.06
Calving Interval (days) -6.59 -1.459 9.62
Survival (%) 0.40 1.117 0.45
Calving Sub Index 0.23
Gestation Length (days) -0.25 -0.919 0.23
Beef Sub Index -0.15
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.66 -0.432 -1.15
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 31.75

* Based on an €80/tonne carbon price