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 8.63
Milk (kg) -170.00 -0.014 2.38
Fat (kg) -7.73 -0.375 2.90
Prot (kg) -7.61 -0.441 3.36
Fertility Sub Index 9.55
Calving Interval (days) -4.40 -1.459 6.42
Survival (%) 2.80 1.117 3.13
Calving Sub Index -3.42
Gestation Length (days) 3.72 -0.919 -3.42
Beef Sub Index 1.62
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) -1.80 -0.432 0.78
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 18.26

* Based on an €80/tonne carbon price