Carbon Sub Index breakdown

Date of Evaluation Index Trait PTA * Carbon Cost (€) Contribution
PTA * Carbon Cost
May 2023 Milk Sub Index 5.62
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -1.28 -0.375 0.48
Prot (kg) -6.48 -0.441 2.86
Fertility Sub Index 8.62
Calving Interval (days) -3.98 -1.459 5.81
Survival (%) 2.52 1.117 2.82
Calving Sub Index 4.21
Gestation Length (days) -4.58 -0.919 4.21
Beef Sub Index 1.22
Carcass Weight (kg) -8.10 -0.528 4.27
Age of Slaughter (days) 7.08 -0.432 -3.06
Maintenance Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 22.74
* Based on an €80/tonne carbon price