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 1.61
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) 1.63 -0.375 -0.61
Prot (kg) -5.09 -0.441 2.25
Fertility Sub Index 1.55
Calving Interval (days) -0.62 -1.459 0.90
Survival (%) 0.58 1.117 0.65
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.14
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 3.13 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 5.16

* Based on an €80/tonne carbon price