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 5.21
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -8.42 -0.375 3.15
Prot (kg) -1.19 -0.441 0.53
Fertility Sub Index 6.58
Calving Interval (days) -3.19 -1.459 4.65
Survival (%) 1.72 1.117 1.92
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.67
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.76 -0.432 1.19
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 24.63

* Based on an €80/tonne carbon price