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 6.13
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -7.28 -0.375 2.73
Prot (kg) -2.80 -0.441 1.24
Fertility Sub Index 3.76
Calving Interval (days) -2.13 -1.459 3.11
Survival (%) 0.58 1.117 0.65
Calving Sub Index -0.80
Gestation Length (days) 0.87 -0.919 -0.80
Beef Sub Index -2.68
Carcass Weight (kg) 4.60 -0.528 -2.43
Age of Slaughter (days) 0.59 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index -0.28
Live WT (kg) 0.90 -0.307 -0.28
Total Carbon Sub Index 6.13

* Based on an €80/tonne carbon price