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 -0.99
Milk (kg) 40.00 -0.014 -0.56
Fat (kg) -1.91 -0.375 0.72
Prot (kg) 2.60 -0.441 -1.15
Fertility Sub Index 5.55
Calving Interval (days) -3.03 -1.459 4.42
Survival (%) 1.01 1.117 1.13
Calving Sub Index -1.56
Gestation Length (days) 1.70 -0.919 -1.56
Beef Sub Index -5.33
Carcass Weight (kg) 13.70 -0.528 -7.23
Age of Slaughter (days) -4.39 -0.432 1.90
Maintenance Sub Index Maint. Sub Index -9.38
Live WT (kg) 30.60 -0.307 -9.38
Total Carbon Sub Index -11.72

* Based on an €80/tonne carbon price