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 11.43
Milk (kg) -268.00 -0.014 3.75
Fat (kg) -9.08 -0.375 3.40
Prot (kg) -9.70 -0.441 4.28
Fertility Sub Index 3.48
Calving Interval (days) -2.38 -1.459 3.47
Survival (%) 0.01 1.117 0.01
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.36
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) -0.94 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 20.44

* Based on an €80/tonne carbon price