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 -4.21
Milk (kg) 109.00 -0.014 -1.53
Fat (kg) 4.24 -0.375 -1.59
Prot (kg) 2.49 -0.441 -1.10
Fertility Sub Index -5.30
Calving Interval (days) 2.92 -1.459 -4.26
Survival (%) -0.93 1.117 -1.04
Calving Sub Index 1.29
Gestation Length (days) -1.40 -0.919 1.29
Beef Sub Index -0.75
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 5.65 -0.432 -2.44
Maintenance Sub Index Maint. Sub Index -3.00
Live WT (kg) 9.80 -0.307 -3.00
Total Carbon Sub Index -11.99

* Based on an €80/tonne carbon price