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 2.99
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) -2.69 -0.375 1.01
Prot (kg) -4.53 -0.441 2.00
Fertility Sub Index 9.25
Calving Interval (days) -4.99 -1.459 7.28
Survival (%) 1.76 1.117 1.97
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.16
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 0.12 -0.432 -0.05
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 13.15

* Based on an €80/tonne carbon price