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 -6.53
Milk (kg) 224.00 -0.014 -3.14
Fat (kg) 2.99 -0.375 -1.12
Prot (kg) 5.16 -0.441 -2.28
Fertility Sub Index -4.11
Calving Interval (days) 1.73 -1.459 -2.52
Survival (%) -1.42 1.117 -1.59
Calving Sub Index 1.05
Gestation Length (days) -1.14 -0.919 1.05
Beef Sub Index 0.06
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.78 -0.432 -1.63
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index -7.15

* Based on an €80/tonne carbon price