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 -10.64
Milk (kg) 224.00 -0.014 -3.14
Fat (kg) 12.68 -0.375 -4.75
Prot (kg) 6.24 -0.441 -2.75
Fertility Sub Index -7.71
Calving Interval (days) 4.93 -1.459 -7.19
Survival (%) -0.46 1.117 -0.51
Calving Sub Index 2.09
Gestation Length (days) -2.27 -0.919 2.09
Beef Sub Index -3.46
Carcass Weight (kg) 3.80 -0.528 -2.00
Age of Slaughter (days) 3.37 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index -16.48

* Based on an €80/tonne carbon price