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 23.38
Milk (kg) -414.00 -0.014 5.80
Fat (kg) -24.69 -0.375 9.25
Prot (kg) -18.88 -0.441 8.33
Fertility Sub Index 11.74
Calving Interval (days) -7.01 -1.459 10.23
Survival (%) 1.35 1.117 1.51
Calving Sub Index 0.41
Gestation Length (days) -0.45 -0.919 0.41
Beef Sub Index 1.72
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -0.08 -0.432 0.03
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 41.99

* Based on an €80/tonne carbon price