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 -5.07
Milk (kg) 100.00 -0.014 -1.40
Fat (kg) 3.23 -0.375 -1.21
Prot (kg) 5.57 -0.441 -2.46
Fertility Sub Index 4.52
Calving Interval (days) -2.77 -1.459 4.04
Survival (%) 0.43 1.117 0.48
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index -0.14
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) -1.02 -0.432 0.44
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 1.95

* Based on an €80/tonne carbon price