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 10.10
Milk (kg) -170.00 -0.014 2.38
Fat (kg) -11.29 -0.375 4.23
Prot (kg) -7.90 -0.441 3.49
Fertility Sub Index 6.76
Calving Interval (days) -3.18 -1.459 4.64
Survival (%) 1.90 1.117 2.12
Calving Sub Index -1.53
Gestation Length (days) 1.66 -0.919 -1.53
Beef Sub Index -2.93
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 6.17 -0.432 -2.66
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 17.56

* Based on an €80/tonne carbon price