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 20.26
Milk (kg) -373.00 -0.014 5.22
Fat (kg) -22.81 -0.375 8.54
Prot (kg) -14.71 -0.441 6.49
Fertility Sub Index 3.38
Calving Interval (days) -2.08 -1.459 3.03
Survival (%) 0.31 1.117 0.35
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 1.51
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -0.45 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 32.14

* Based on an €80/tonne carbon price