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 15.35
Milk (kg) -297.00 -0.014 4.16
Fat (kg) -14.15 -0.375 5.30
Prot (kg) -13.35 -0.441 5.89
Fertility Sub Index 8.11
Calving Interval (days) -4.44 -1.459 6.48
Survival (%) 1.46 1.117 1.63
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index 5.28
Carcass Weight (kg) -8.30 -0.528 4.38
Age of Slaughter (days) -2.08 -0.432 0.90
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 34.05

* Based on an €80/tonne carbon price