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 18.27
Milk (kg) -265.00 -0.014 3.71
Fat (kg) -22.03 -0.375 8.25
Prot (kg) -14.29 -0.441 6.31
Fertility Sub Index 8.48
Calving Interval (days) -5.11 -1.459 7.46
Survival (%) 0.92 1.117 1.03
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index 0.08
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.74 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 31.52

* Based on an €80/tonne carbon price