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 15.15
Milk (kg) -261.00 -0.014 3.65
Fat (kg) -13.87 -0.375 5.20
Prot (kg) -14.28 -0.441 6.30
Fertility Sub Index 4.75
Calving Interval (days) -2.10 -1.459 3.06
Survival (%) 1.51 1.117 1.69
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index 2.86
Carcass Weight (kg) -8.90 -0.528 4.69
Age of Slaughter (days) 4.26 -0.432 -1.84
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 26.48

* Based on an €80/tonne carbon price