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 11.21
Milk (kg) -250.00 -0.014 3.50
Fat (kg) -8.17 -0.375 3.06
Prot (kg) -10.54 -0.441 4.65
Fertility Sub Index 8.16
Calving Interval (days) -4.49 -1.459 6.55
Survival (%) 1.44 1.117 1.61
Calving Sub Index 1.16
Gestation Length (days) -1.26 -0.919 1.16
Beef Sub Index 5.08
Carcass Weight (kg) -9.70 -0.528 5.12
Age of Slaughter (days) 0.08 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 28.95

* Based on an €80/tonne carbon price