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 10.08
Milk (kg) -326.00 -0.014 4.56
Fat (kg) -8.29 -0.375 3.11
Prot (kg) -5.47 -0.441 2.41
Fertility Sub Index 9.37
Calving Interval (days) -4.16 -1.459 6.07
Survival (%) 2.95 1.117 3.30
Calving Sub Index 3.02
Gestation Length (days) -3.29 -0.919 3.02
Beef Sub Index 6.21
Carcass Weight (kg) -11.60 -0.528 6.12
Age of Slaughter (days) -0.22 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 34.21

* Based on an €80/tonne carbon price