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 -1.53
Milk (kg) -11.00 -0.014 0.15
Fat (kg) -1.13 -0.375 0.42
Prot (kg) 4.78 -0.441 -2.11
Fertility Sub Index 3.58
Calving Interval (days) -2.25 -1.459 3.28
Survival (%) 0.27 1.117 0.30
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index -6.75
Carcass Weight (kg) 7.80 -0.528 -4.11
Age of Slaughter (days) 6.10 -0.432 -2.63
Maintenance Sub Index Maint. Sub Index -3.99
Live WT (kg) 13.00 -0.307 -3.99
Total Carbon Sub Index -8.16

* Based on an €80/tonne carbon price