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 14.90
Milk (kg) -532.00 -0.014 7.45
Fat (kg) -6.29 -0.375 2.36
Prot (kg) -11.55 -0.441 5.10
Fertility Sub Index 3.00
Calving Interval (days) -0.70 -1.459 1.02
Survival (%) 1.77 1.117 1.98
Calving Sub Index 1.18
Gestation Length (days) -1.28 -0.919 1.18
Beef Sub Index 1.74
Carcass Weight (kg) -8.40 -0.528 4.43
Age of Slaughter (days) 6.23 -0.432 -2.69
Maintenance Sub Index Maint. Sub Index 10.12
Live WT (kg) -33.00 -0.307 10.12
Total Carbon Sub Index 30.93

* Based on an €80/tonne carbon price